๐Ÿ“… Data as of April 17, 2026  ยท  CPI Mar'26: 3.40%  ยท  WPI Mar'26: 3.88% (38-mth high)  ยท  Food Inflation: 3.87%  ยท  Crude Oil WPI: +36.16% MoM  ยท  FY27 CPI Proj: 4.6%

โ—ˆ  ISSUE #003  ยท  APRIL 17, 2026  ยท  ARTHAIQ.IN

ArthaIQ by RK

Banking  ยท  Economics  ยท  AI  ยท  Fintech  ยท  Wealth  ยท  Compliance  ยท  Agritech  ยท  Intelligence

by RK Sawant  ยท  Senior Banker, Policy Learner, Thinker, AI Generalist

For Bankers ยท Policy Learners & Makers ยท Public ยท FinTechs ยท Students

RK Sawant

RK ยท EDITOR

arthaiq.in

Thursday, April 17, 2026
Today: Inflation โ€” CPI vs WPI: The Two Numbers Every Banker Must Track Daily

3.40%CPI Mar 3.88%WPI Mar 4.6%FY27 Proj.

ArthaIQ ยท Issue #003 ยท arthaiq.in

๐ŸŒก๏ธ Inflation โ€” CPI vs WPI: Two Numbers, One Economy, Very Different Stories

Foundation โ†’ Moderate ยท Day 3

๐Ÿ“Š Inflation Dashboard ยท April 17, 2026 ยท Sources: MoSPI PIB Apr 13 | DPIIT PIB Apr 14 | RBI MPC Apr 8 | BusinessToday Apr 13

5.25%

Repo Rate

HOLD Apr 8

3.40%

CPI Mar '26

โ†‘ from 3.21%

3.88%

WPI Mar '26

38-mth HIGH โš ๏ธ

3.87%

Food Inflation

โ†‘ from 3.47%

3.63%

Rural CPI

Vs Urban 3.11%

36.16%

Crude MoM WPI

West Asia shock

4.6%

FY27 CPI Proj.

RBI Forecast

>4%

Apr CPI Expected

ICRA Forecast

Good morning. We've covered the Repo Rate and GDP. Today we meet inflation's two faces โ€” CPI and WPI. The numbers are out: CPI at 3.40%, WPI at 3.88% โ€” a 38-month high. The WPI-CPI gap is telling you something. Crude oil in WPI jumped 36.16% in a single month. That number will reach your loan book in 6โ€“8 weeks โ€” whether you are ready or not. Today, you will learn to read both thermometers and act before the fever arrives.

1

๐Ÿง  Concept of the Day

Week 1 ยท Day 3 ยท Foundation โ†’ Moderate

Inflation โ€” CPI vs WPI: Complete Framework

Foundation โ†’ Moderate

๐Ÿ“– Standard Definition

Inflation is the sustained, general rise in the price level of goods and services โ€” resulting in a fall in the purchasing power of money. The same โ‚น100 buys less every year. India measures it two ways:

CPI (Consumer Price Index): Measures price changes at the retail/consumer level โ€” what you and I pay at the kirana store, hospital, or restaurant. Published by MoSPI. Base year: 2024. RBI uses CPI as its monetary policy target (4% ยฑ2%).

WPI (Wholesale Price Index): Measures price changes at the wholesale/producer level โ€” what factories, traders and transporters pay before goods reach the consumer. Published by DPIIT. Base year: 2011-12. WPI is the early warning system โ€” it moves first.

๐Ÿ’ก The Tomato Journey โ€” Lock This In Forever

A tomato travels from Nasik farm โ†’ cold storage โ†’ wholesale mandi โ†’ vegetable vendor โ†’ your kitchen. WPI captures the price at the mandi gate. CPI captures what you paid at the vendor.

๐ŸŒพ Farm gate price rises โ†’ WPI captures this immediately

๐Ÿš› Transport, storage, middlemen absorb or pass on the cost

๐Ÿ›’ Your kirana bill rises 4โ€“8 weeks later โ†’ CPI captures this

โ†’ WPI is the early warning siren. CPI is when the fire has reached your house.

๐Ÿ“Š CPI vs WPI โ€” The Critical Comparison

Feature CPI WPI
Published byMoSPI (NSO)DPIIT, Min. of Commerce
MeasuresConsumer/retail pricesWholesale/producer prices
Includes Services?โœ… Yes (housing, health, edu)โŒ No โ€” goods only
RBI Policy Tool?โœ… PRIMARY TARGET (4%ยฑ2%)Reference only
Mar 2026 Reading3.40%3.88% โš ๏ธ 38-mth High
Biggest Driver NowFood (3.87%), LPG pass-throughCrude oil +36.16% MoM ๐Ÿ”ฅ

๐Ÿ”‘ The WPIโ€“CPI Gap: What the 0.48% Difference Is Telling You

WPI (3.88%) > CPI (3.40%) = producers are paying more for inputs than they can recover from consumers. Their margins are being silently squeezed right now โ€” before it shows in any financial statement you receive.

๐Ÿ“ Rule of thumb: If WPI > CPI for 2+ consecutive months in a sector โ†’ that sector's borrowers will show DSCR compression within 2 quarters. Don't wait for the annual accounts. Track WPI monthly. React quarterly.

"Crude oil in WPI jumped 36.16% in one month. CPI is still at 3.40% because the government is holding petrol prices. That artificial buffer will not last forever. The banker who acts now will not be surprised later."

โ—†
โš–๏ธ

๐Ÿ“œ RBI Regulation of the Day

Daily Feature ยท Know Your Regulation

โš–๏ธ Flexible Inflation Targeting (FIT) Framework โ€” Extended to March 2031

Gazette Notification ยท Dept. of Economic Affairs ยท April 2026 ยท In consultation with RBI

What It Says โ€” And Why It Is The Master Rule of All Loan Pricing

India has re-confirmed the Flexible Inflation Targeting (FIT) framework โ€” keeping the CPI inflation target at 4% with a tolerance band of 2%โ€“6% for the next 5 years (April 2026 to March 2031). This is the second consecutive 5-year extension. Under FIT, the 6-member MPC is legally mandated to keep CPI within the band. If CPI breaches 6% for three consecutive quarters, RBI must write to the Government explaining the failure. This framework governs every RBI rate decision โ€” and therefore the pricing of every loan in India. When you price a loan today, you are implicitly betting on where CPI will be over its tenure. Know this framework cold.

๐Ÿ“… Gazette Notification ยท April 2026 ๐ŸŽฏ Target: CPI 4% ยฑ 2% ๐Ÿ”— dea.gov.in | rbi.org.in
โ—†
2

๐Ÿฆ RBI Watch

3 Inflation-Linked Policy Directions ยท Last 0โ€“3 Days ยท Verified Sources

1

RBI Projects FY27 CPI at 4.6% โ€” Peaks at 5.2% in Q3 ยท April 8, 2026

๐Ÿ“Œ WHAT RBI DIDIn April 2026 MPC, RBI sharply upgraded FY27 CPI forecast from 4.0% to 4.6% โ€” with quarterly peak of 5.2% in Q3 (Octโ€“Dec 2026). First time RBI also disclosed FY27 Core CPI estimate at 4.4%.

โšก BANKER'S ACTION5.2% in Q3 is dangerously close to the 6% upper band. Any new fixed-rate retail product with tenure >18 months must build in a rate reset clause at 5.75% repo. The easing cycle is over โ€” next move could be a hike.

๐Ÿ“ฐ RBI MPC Statement ยท April 8, 2026 ยท rbi.org.in | Business Standard ยท April 8, 2026

2

WPI Hits 3.88% โ€” 38-Month High; Crude Petroleum +36.16% in One Month ยท April 14, 2026

๐Ÿ“Œ THE DATAWPI for March 2026 surged to 3.88% from 2.13% in February โ€” highest in over 3 years. Primary driver: crude petroleum and natural gas (+36.16% MoM). Also: manufactured products up 0.88% MoM, 16 of 22 NIC groups saw price increases.

๐ŸŒ BANKING IMPACTEvery sector using petroleum-derived inputs โ€” chemicals, fertilisers, plastics, logistics โ€” faces sudden sharp cost surge. Review DSCR on all such accounts now. The WPI print is telling you what CPI will say in 6 weeks.

๐Ÿ“ฐ DPIIT WPI Press Release ยท PIB ยท April 14, 2026 ยท pib.gov.in | eaindustry.nic.in | NewKerala ยท April 15, 2026

3

Govt Holds Petrol/Diesel Retail Prices โ€” The Artificial Buffer Hiding True CPI ยท April 2026

๐Ÿ“Œ THE SITUATIONDespite crude surging above $100/barrel, the government has NOT raised retail petrol or diesel prices โ€” using excise duty cuts and absorbing OMC losses. Transport inflation is near zero. Fuel has 8.6% weight in CPI basket โ€” holding it down is why CPI looks benign at 3.40%.

โšก THE RISKThis is a temporary fiscal buffer โ€” not permanent. The moment government adjusts retail fuel prices (likely post state elections), CPI could spike 60โ€“80 bps in a single month. Price this tail risk into all long-duration fixed rate products NOW.

๐Ÿ“ฐ BusinessToday ยท April 13, 2026 | Outlook Business ยท April 13, 2026 | ASSOCHAM Statement ยท April 13, 2026

โ—†
3

๐Ÿ“ฐ News Intelligence

5 Key Stories ยท April 13โ€“17, 2026 ยท Authenticated Sources Only

Story 01 ยท DPIIT / PIB ยท April 14, 2026 ยท pib.gov.in ยท eaindustry.nic.in

WPI Inflation Surges to 3.88% โ€” 38-Month High; Crude Petroleum +36.16% in Single Month

India's wholesale inflation jumped from 2.13% in February to 3.88% in March โ€” highest in over 3 years. Primary driver: crude petroleum and natural gas surging 36.16% month-on-month โ€” the largest single-month crude oil increase in the current WPI series since 2012. Fuel and power group WPI up 4.13% MoM.

๐Ÿ’ก WPI Surge ยท Imported Energy Inflation ๐Ÿฆ Chemicals, logistics, plastics โ€” DSCR review NOW

Story 02 ยท MoSPI ยท PIB ยท April 13, 2026 ยท pib.gov.in ยท mospi.gov.in

CPI Rises to 3.40% in March โ€” Rural Inflation (3.63%) Outpaces Urban (3.11%) for Third Month Running

India's retail CPI rose to 3.40% from 3.21% in February. Rural inflation at 3.63% has outpaced urban 3.11% for the third consecutive month. Food inflation at 3.87%. Silver jewellery saw 148.61% jump, gold jewellery +45.92% โ€” West Asia war driving safe-haven demand.

๐Ÿ’ก Rural-Urban Inflation Divergence ๐Ÿฆ KCC and rural MSME portfolios โ€” monitor closely

Story 03 ยท Outlook Business / ICRA ยท April 13, 2026 ยท outlookbusiness.com

ICRA Forecasts CPI to Cross 4% in April 2026 โ€” LPG + ATF + Edible Oil Combination Pushes Over Threshold

ICRA Chief Economist Aditi Nayar expects April 2026 CPI to breach 4% โ€” the first time in over a year. LPG hikes flowing into restaurant costs, rising ATF prices (airfares), higher edible oil prices, and vegetable normalisation will collectively push CPI above RBI's 4% midpoint target.

๐Ÿ’ก CPI Trajectory Inflection ๐Ÿฆ Prepare floating-rate borrowers for rate reset conversations

Story 04 ยท BusinessToday ยท April 13, 2026 ยท businesstoday.in

LPG Hike Pushes Fuel Basket Inflation from 0.14% to 1.65% in One Month โ€” Pass-Through Has Begun

Retail inflation in the fuel, electricity and gas basket jumped from 0.14% in February to 1.65% in March โ€” a more than 10x increase in a single month โ€” directly driven by LPG price hikes. India Ratings expects April 2026 CPI to reach 3.8%. CPI Q1 FY27 likely higher than RBI's 4% forecast due to energy pass-through.

๐Ÿ’ก LPG Pass-Through ยท Cost-Push Chain ๐Ÿฆ Tighten unsecured retail credit pre-screening now

Story 05 ยท World Bank South Asia Economic Update ยท April 9, 2026 ยท worldbank.org

World Bank Warns: Elevated Energy Prices Will Squeeze Household Disposable Income Across India in FY27

World Bank's April 2026 South Asia update warns that elevated global energy prices will put upward pressure on CPI and constrain household disposable income in FY27. Government subsidy outlays for fuel and fertilisers will grow โ€” reducing fiscal space for other spending.

๐Ÿ’ก Imported Inflation ยท Real Income Compression ๐Ÿฆ Every โ‚น1 real income erosion = direct NPA risk in retail
โ—†
4

๐Ÿ”ฌ Deep Dive

One Term ยท Complete Mastery

Core Inflation

CPI minus Food & Fuel ยท The purest, most honest signal of demand-side price pressure

Core Inflation = Headline CPI minus Food & Beverages minus Fuel & Energy. By removing volatile, weather-and-war-driven components, Core Inflation reveals the underlying demand-side price pressure โ€” the part that monetary policy can actually influence.

Food prices spike because of bad monsoon โ€” RBI can't make it rain. Fuel spikes because of a war โ€” RBI can't stop wars. But if services inflation, housing costs, and manufactured goods are rising, that is demand-driven and interest rate hikes can cool it. India's Core CPI March 2026: approximately 3.4%. RBI's FY27 Core estimate: 4.4% โ€” already above the 4% target, and that's without food and energy noise. This is the real reason the rate cut cycle is over.

โœ… When Core is Low

โœ“Rate cuts possible even if food spikes

โœ“Borrower real purchasing power stable

โœ“Long-term fixed products safer to offer

โœ“Shows real demand health of economy

โš ๏ธ When Core is Rising

โœ—Rate cut probability falls sharply

โœ—FY27 Core at 4.4% = easing cycle over

โœ—Urban services inflation feeds through persistently

โœ—Wage inflation in IT/finance drives core higher

๐Ÿฆ Practical Takeaway: Core CPI at 3.4% today looks manageable. But RBI's FY27 core projection of 4.4% tells every banker: do NOT price new long-tenure fixed-rate home loans based on today's 5.25% repo. Use 5.75%โ€“6.0% in product pricing models to allow for a potential H2 FY27 hike. That 50 bps buffer is the difference between a healthy NIM and an unexplained margin erosion 18 months from now.

๐Ÿ“ฐ RBI MPC Statement April 8, 2026 ยท rbi.org.in | ICRA Inflation Forecast ยท Outlook Business ยท April 13, 2026

โ—†
5

๐Ÿ“Š Sector Impact Lens

WPI 3.88%, CPI 3.40%, FY27 CPI Projected 4.6%

๐Ÿฆ

Banking NIM

Rising CPI trajectory = rate hike risk in H2 FY27. Banks with large fixed-rate books face NIM compression if deposit costs rise first. Review repricing strategy for home loans and FDs now โ€” not in October when it's too late.

๐ŸŒพ

Agriculture & Agritech

Rural CPI at 3.63% > urban 3.11%. Fertiliser costs (ammonia gas in WPI up sharply). El Niรฑo risk flagged by RBI. If monsoon is below normal, food CPI could spike to 6โ€“7% in Q3 FY27. KCC portfolio: high alert mode.

๐Ÿญ

MSME & Manufacturing

WPI (3.88%) > CPI (3.40%) = input costs outpacing output prices. MSME margin compression already underway. Most at risk: food processing, textiles, chemicals, plastic packaging, metal fabrication. Watch monthly collections carefully.

๐Ÿ›’

Retail Lending

LPG hike of โ‚น310.50/cylinder is already felt by 300 million households. Every 1% of CPI above salary growth = 2โ€“3% higher retail loan stress probability. Monitor collection efficiency monthly. Pre-screen income stability carefully for new sanctions.

โ—†
๐Ÿ‡ฎ๐Ÿ‡ณ

๐Ÿ‡ฎ๐Ÿ‡ณ India Case Insight

The Official 3.40% vs The Felt 8โ€“12% โ€” Why the Gap Exists

Why India's Official 3.40% CPI Is Both True and Misleading at the Same Time

Shrinkflation ยท Administrative Price Control ยท Frequency Bias

1. Shrinkflation: Your biscuit packet shrank from 100g to 85g at the same price. Your cooking oil bottle went from 1L to 900ml. CPI captures price-per-unit but not value-per-rupee. Your borrowers' real purchasing power is eroding faster than 3.40% suggests.

2. The Artificial Floor: Transport inflation is near zero โ€” government is holding petrol/diesel prices by absorbing OMC losses. Fuel has 8.6% weight in CPI basket. The moment this buffer breaks, CPI jumps 60โ€“80 bps in a single month. This is your biggest tail risk for FY27.

Banker's practical rule: For retail loan repayment capacity assessments, add 150โ€“200 bps to official CPI for your real cost-of-living stress test. Your borrower's felt inflation is always higher than the official print.

๐Ÿ“ฐ MoSPI CPI Press Release ยท April 13, 2026 ยท pib.gov.in | BusinessToday ยท April 13, 2026 | World Bank South Asia Update ยท April 9, 2026

โ—†
๐ŸŽญ

RKnomics

ArthaIQ Laughs ยท "The Two Journalists India Deserved But Didn't Listen To"

Edutainment ยท Issue #003 ยท CPI vs WPI: A Breaking News Disaster

๐ŸŽฌ Scene Setting โ€” A TV News Studio. Two reporters. One story. Very different sources.

๐Ÿญ

WPI REPORTER โ€” "VISHWAS"

Goes to factories, mandis, ports. Smells like crude oil. Always sweating. Always right. Always ignored until it's too late. ๐Ÿ˜ค

๐Ÿ›’

CPI REPORTER โ€” "CHAAYA"

Goes to supermarkets and restaurants. Smells like chai. Always composed. Always the one RBI actually reads. Always reports 6 weeks late. ๐Ÿ˜Œ

๐Ÿ“บ ArthaIQ Breaking News โ€” March 2026 ๐Ÿ“บ

๐Ÿญ VISHWAS (WPI, calling from inside a petroleum refinery, extremely agitated):

"Chaaya! Listen to me! Crude oil just jumped 36.16% in ONE month in the WPI index! I am standing at the import dock. The ships are all here. The oil is priced at $105 per barrel. This is ENORMOUS. The factories, the fertilisers, the plastics โ€” all of it is going up RIGHT NOW. Write something! WARN PEOPLE!"

๐Ÿ›’ CHAAYA (CPI, sipping chai at a supermarket, very unbothered):

"Vishwas, calm down. I'm at the supermarket. Onions are cheaper. Potatoes are cheaper. Pulses are cheaper. My data says 3.40%. Three point four zero percent. Very manageable. I'm filing a cheerful report. You need a holiday." ๐Ÿง˜โ€โ™€๏ธ

๐Ÿญ VISHWAS (now at a chemical factory, even more agitated, lab coat stained):

"Mukesh's plastic packaging factory just called me โ€” his raw material cost is up 22%! He's selling goods at the same price! He's bleeding! Rajiv's bank has given him a โ‚น3 crore working capital limit. Rajiv doesn't know any of this because Rajiv only reads your report!" ๐Ÿ˜ก

๐Ÿ›’ CHAAYA (filing her report, very confident):

"Published! Headline: 'India Inflation at 3.40% โ€” Below RBI's 4% Target โ€” All Is Well!'" ๐Ÿฅณ

๐Ÿฆ RAJIV (Bank Manager, reading Chaaya's report with his morning chai, very relaxed):

"Inflation 3.40%! Below 4%! Excellent! Economy is fine! Renew all working capital limits without review. Send Mukesh's renewal letter. Sanction Rahul's new term loan. Everything is fine!" โ˜•๐Ÿ“ฐ

โฉ SIX WEEKS LATER... (a date appears on screen: May 2026)

Mukesh's EMI is irregular. Rahul's DSCR has dropped below 1.2. The WPI crude shock has finally passed through to CPI โ€” now at 4.2%. And Chaaya has just filed a new, very concerned report.

๐Ÿ›’ CHAAYA (now at a petrol pump, suddenly very worried, hair slightly dishevelled):

"Breaking news! CPI has crossed 4%! Inflation is rising! Restaurants are expensive! LPG prices are up! This is serious! I am filing an urgent report!" ๐Ÿ˜ฐ

๐Ÿญ VISHWAS (eating a cold samosa outside the factory gate, very tired, very unbothered now):

"Yes, Chaaya. Welcome to six weeks ago. I'll be at the LPG filling station if anyone wants me. I've already filed my April WPI preview." ๐Ÿฅฑ๐Ÿ“‹

๐Ÿฆ RAJIV (now at his desk, three red files in front of him, no chai):

"Mukesh's account is SMA-1. Rahul's DSCR is stressed. My NPA review is next week." Stares at old Chaaya report on his desk. "Why didn't I read Vishwas??" ๐Ÿ˜ฐ

๐ŸŒพ PANDURANGA (farmer, arriving at Rajiv's branch for his KCC renewal, confused by all the commotion):

"Rajiv sahib, I saw on TV that inflation is 3.40%. But my fertiliser cost is up 22%. My seed cost is up. My tractor diesel... well, the government hasn't raised the price officially but the quality seems different. Which inflation number should I believe for my farm budget?" ๐Ÿค”

๐Ÿ  SUNITA (home loan borrower, joining the queue, receipts in hand):

"Rajiv sir, my restaurant bill went up 18% because LPG is expensive. My maid wants a salary hike. School fees went up 15%. But the government says inflation is 3.40%. My husband says the government is measuring someone else's life." ๐Ÿ˜ค๐Ÿ“ƒ

๐Ÿ’ป ANIL (IT guy, walks past everyone, Zomato bag in hand):

"Hey Rajiv, ordered Biryani from that new place. โ‚น380 for one portion but my salary went up 30% so... I actually feel richer? Anyway bye." ๐Ÿš๐Ÿ˜Ž [walks out]

๐Ÿฆ RAJIV (looking at Panduranga, Sunita, and Anil all in the same branch at the same time โ€” slow epiphany building):

"They are ALL in the same 3.40% CPI number. Anil feels richer. Sunita feels squeezed. Panduranga feels crushed. Mukesh is bleeding. And I was sanctioning loans based on Chaaya's headline number... without reading Vishwas's WPI details." Pauses. Calls his credit team. "Pull all accounts in chemicals, food processing, logistics, plastics. DSCR review. All of them. TODAY." ๐Ÿ“ž

๐Ÿญ VISHWAS (getting a call from Rajiv's bank, answering immediately with zero surprise):

"Rajiv! Good you called. I have been at the crude oil terminal for three months. I tried to tell you. The April WPI will be even higher. I'll send you my full sector-by-sector breakdown. You'll need it for your NPA committee." ๐Ÿ“Š

Rajiv's bank now reads BOTH Vishwas AND Chaaya every month. WPI on the 14th. CPI on the 13th. Always.

๐ŸŽฏ "WPI is Vishwas โ€” always at the factory, always early, always right, never read.
CPI is Chaaya โ€” always at the supermarket, always polished, always on TV, always late.

A great banker reads BOTH. Every. Single. Month. ๐Ÿฆ๐Ÿ“Š"

๐Ÿ“š Real Lesson Embedded in Today's Comedy

WPI Mar '26 = 3.88% (38-mth high) ยท Crude petroleum +36.16% MoM in WPI ยท CPI Mar '26 = 3.40%
The 0.48% gap = producers absorbing costs โ†’ margins shrinking โ†’ DSCR declining โ†’ NPA risk building
Anil (IT) feels fine. Panduranga (farmer) is struggling. Both are inside "3.40%" โ€” which India are you lending to?
Source: DPIIT WPI Press Release PIB Apr 14 | MoSPI CPI PIB Apr 13 | NewKerala Apr 15, 2026

โ—†
7

๐Ÿงญ Banker's Decision Insight

Most Important Section ยท Four Actionable Steps

๐Ÿ”‘ Your Action โ€” Starting Today

"Be Rajiv after the epiphany โ€” not before it. WPI is your early warning system. It tells you what CPI will say in 6 weeks. Read Vishwas every 14th. Read Chaaya every 13th. Act on both โ€” not just the one that's on TV."

โšก Four Steps โ€” Start This Week

1
Calculate the WPIโ€“CPI gap for your key borrower sectors. Currently WPI (3.88%) > CPI (3.40%). If your borrower's input WPI > their output pricing power โ€” their margins are being compressed right now, silently, before any quarterly result shows it.
2
For new retail loan sanctions: use effective inflation = Official CPI + 1.5% for disposable income stress test. Official 3.40% understates the felt cost pressure on your borrowers' households by 150โ€“200 bps minimum.
3
Pull DSCR on all accounts in chemicals, logistics, food processing, plastics, and fertilisers โ€” the sectors where WPI is already signalling pain. Don't wait for March-quarter financials arriving in June. Act on WPI data now.
4
For any new fixed-rate loan product with tenure >18 months: build in a rate reset trigger at 5.75% repo. The June 5 MPC is a potential inflection point. Don't lock borrowers โ€” or your bank โ€” into today's floor rates for the next 5 years.
โ—†
8

โšก Quick Recall

2 Minutes ยท Self-Test ยท Reinforce Your Learning

โ“ Q1: What is the difference between CPI and WPI? Who publishes each? Which does RBI use for monetary policy โ€” and why does it choose that one?

โ“ Q2: India's WPI is 3.88% and CPI is 3.40% in March 2026. The gap is 0.48%. What does this signal for manufacturing and MSME borrowers over the next 2 quarters? What specific action should Rajiv take?

โ“ Q3: Core CPI for FY27 is projected at 4.4% by RBI. What does this mean for the probability of further rate cuts? How should you price a 20-year fixed-rate home loan today?

๐ŸŽฌ Scenario โ€” Think This Through

Mukesh runs a plastic packaging unit. His raw material costs (petroleum-based polymers) are up 18% YoY in WPI. His sale price to FMCG clients is up only 5% (their resistance to price hikes is strong). His EMIs are current. Working capital utilisation is 95% for 4 months. His DSCR at current margins is 1.18. Bank policy requires 1.25. Do you flag the account? Enhance the limit? Or hold steady and wait for his quarterly financials?

๐Ÿ“Œ Model Answers

A1: CPI (Consumer Price Index) measures retail/consumer prices โ€” what households pay. Published by MoSPI. WPI (Wholesale Price Index) measures wholesale/producer prices. Published by DPIIT. RBI uses CPI because its mandate is to protect households' purchasing power, and CPI includes services (housing, health, education) which account for a large and growing share of the economy.

A2: WPI > CPI = producer input costs are rising faster than consumer prices. MSME and manufacturing borrowers cannot fully pass on cost increases โ†’ margin compression underway. Rajiv should immediately pull DSCR for all accounts in petroleum-linked sectors, flag any showing >15% EBITDA margin compression, and place them on enhanced monitoring โ€” without waiting for quarterly financials.

A3: Core CPI at 4.4% exceeds the 4% target even without food/energy noise. Rate cut probability is near zero for FY27. For a 20-year fixed-rate home loan, price it assuming minimum 5.75% repo โ€” build in 50 bps buffer for a potential H2 FY27 hike. You cannot raise the spread after sanction. Price correctly the first time.

๐Ÿ“š Sources & References โ€” ArthaIQ Issue #003 ยท April 17, 2026

โ†’MoSPI ยท CPI Press Release for March 2026 (Provisional) ยท April 13, 2026 ยท pib.gov.in | mospi.gov.in

โ†’DPIIT ยท WPI Press Release for March 2026 (Provisional) ยท April 14, 2026 ยท pib.gov.in | eaindustry.nic.in

โ†’NewKerala ยท "India's WPI Inflation Climbs to 3.88% in March" ยท April 15, 2026

โ†’Outlook Business / ICRA ยท "India Inflation Rises to 3.4% in March" ยท April 13, 2026 ยท outlookbusiness.com

โ†’BusinessToday ยท "Retail Inflation Inches Up โ€” Pressure Building" ยท April 13, 2026 ยท businesstoday.in

โ†’World Bank South Asia Economic Update ยท April 9, 2026 ยท worldbank.org

โ†’RBI MPC Statement ยท April 8, 2026 + DEA Gazette FIT Framework ยท April 2026 ยท rbi.org.in | dea.gov.in

Coming Next ยท Issue #004

Base Rate โ†’ MCLR โ†’ EBLR: How Every Loan Rate in India Is Actually Set

HDFC just cut MCLR on April 7 ยท Why your borrower's EMI didn't fall yet ยท The Suresh & Priya story you cannot miss

Issue #004 โ†’

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