understanding price variation in agricultural commodities

34
Understanding Price Variation in Agricultural Commodities in India Shoumitro Chatterjee, Princeton and Devesh Kapur, UPenn India Policy Forum, July 2016

Upload: others

Post on 04-Dec-2021

3 views

Category:

Documents


0 download

TRANSCRIPT

Page 1: Understanding Price Variation in Agricultural Commodities

Understanding Price Variation in AgriculturalCommodities in India

Shoumitro Chatterjee, Princeton and Devesh Kapur, UPenn

India Policy Forum, July 2016

0-0

Page 2: Understanding Price Variation in Agricultural Commodities

Avg Standard Deviation of log real pricesWheat & Paddy in 16 Largest States

0-1

Page 3: Understanding Price Variation in Agricultural Commodities

Why should we care?

Important for development of India.

Consumers pay different prices in different regions.

Farmers in different locations face different prices.

They make crop choices and input choices given these prices.

Important to understand farm productivity and farmer welfare.

0-2

Page 4: Understanding Price Variation in Agricultural Commodities

Outline

Creation of new Agriculture Markets.

Decomposition of Variance

Conceptual Framework

MSP and Government Procurement

Mandis and Market Power

Future Work and Policy Questions

0-3

Page 5: Understanding Price Variation in Agricultural Commodities

Acts Governing Agriculture Trade in India.

Food Adulteration Act, 1954

Essential Commodities Act, 1955

Standards of Weights & Measurement Act, 1976

Prevention of Black Marketing & Maintenance of Supply ofEssential Commodities Act, 1980

Consumer Protection Act, 1986

Bureau of Indian Standards Act, 1986

Agriculture Produce (Grading & Marketing) Act, 1986

0-4

Page 6: Understanding Price Variation in Agricultural Commodities

Fraction of Mandis Constructed by year

0-5

Page 7: Understanding Price Variation in Agricultural Commodities

Cereal Output per Mandi

0-6

Page 8: Understanding Price Variation in Agricultural Commodities

Variance Decomposition (Shapley Shorrocks)

37%: District Specific Time Invariant effects.

Market Structure, Access to Irrigation, Productivity

20%: Location invariant aggregate time shocks.

Global Demand

4%: Rainfall Shocks

39%: Location and Time varying factors.

Connectivity and Procurement of Grains

0-7

Page 9: Understanding Price Variation in Agricultural Commodities

Variance Decomposition (Shapley Shorrocks)

37%: District Specific Time Invariant effects.

Market Structure, Access to Irrigation, Productivity

20%: Location invariant aggregate time shocks.

Global Demand

4%: Rainfall Shocks

39%: Location and Time varying factors.

Connectivity and Procurement of Grains.

0-8

Page 10: Understanding Price Variation in Agricultural Commodities

A Conceptual Framework

0-9

Page 11: Understanding Price Variation in Agricultural Commodities

A Conceptual Framework

0-10

Page 12: Understanding Price Variation in Agricultural Commodities

Data Sources

Time period 2005-2014. Commodities – Paddy & Wheat.

Monthly Wholesale price and quantity data. (Govt. of India’sAgmarknet Project).

Seasonal yields and production data at the district level. (Min-istry of Agriculture, GOI)

Monthly Rainfall - gridded data from Willmott and Matsuura(2012).

Population at sub-district level from Census of India 2011.

Farmer level data from NSS - Situation Assessment of Agricul-tural Households 2012-13.

District level monthly grain procurement - Food Corporation ofIndia.

0-11

Page 13: Understanding Price Variation in Agricultural Commodities

Govt Procurement of Paddy and Wheat

Through Food Corporation of India and State Agencies

“Government policy of procurement of Food grains has broadobjectives of ensuring MSP to the farmers” – FCI Website.

Extensive Operations with about 20000 centers for Wheat and40000 centers for Paddy.

What does the data tell us?

0-12

Page 14: Understanding Price Variation in Agricultural Commodities

Procurement varies widely in space

0-13

Page 15: Understanding Price Variation in Agricultural Commodities

Procurement varies widely in space - even within states

0-14

Page 16: Understanding Price Variation in Agricultural Commodities

Understanding Spatial Variation in Procurement:Some Hypothesis.

Presumably linked to spatial variation in procurement centers.

What drives this variation?

Path dependency - spatial variation of green revolution.

Fiscal Constraints.

Political Economy.

0-15

Page 17: Understanding Price Variation in Agricultural Commodities

Half of all Mandi transactions are below MSP

0-16

Page 18: Understanding Price Variation in Agricultural Commodities

What is the effect on market prices?

(pcdt −mspct

mspct

)= α+ β1 {procurementcdt > 0}+ γd + γt + εcdt

0-17

Page 19: Understanding Price Variation in Agricultural Commodities

Local market power of Mandis

0-18

Page 20: Understanding Price Variation in Agricultural Commodities

Spatial Distribution of APMC Markets - Andhra Pradesh

0-19

Page 21: Understanding Price Variation in Agricultural Commodities

Spatial Distribution of APMC Markets - Uttar Pradesh

0-20

Page 22: Understanding Price Variation in Agricultural Commodities

Summary Statistics - Spatial Distribution of Markets

0-21

Page 23: Understanding Price Variation in Agricultural Commodities

Summary Statistics - Spatial Distribution of Markets

0-22

Page 24: Understanding Price Variation in Agricultural Commodities

Analysis 1: Using within state variation

lnpricecmdt = α+∑b∈B

β1b (#mandi)mb+∑c∈C

β2c ln raindt×1 {crop = c}

+ β3Local Demandm + β4 ln yieldcdt + γc + γs + εcmdt

0-23

Page 25: Understanding Price Variation in Agricultural Commodities

Analysis 2: Matching near state borders - An Illustration

0-24

Page 26: Understanding Price Variation in Agricultural Commodities

Matching near state borders - An Illustration

0-25

Page 27: Understanding Price Variation in Agricultural Commodities

Matching near state borders - An Illustration

0-26

Page 28: Understanding Price Variation in Agricultural Commodities

Matching near state borders - An Illustration

0-27

Page 29: Understanding Price Variation in Agricultural Commodities

Results

ln pcmt = βcompm + γc + γs + γt + εcmt

ln pcmt − ln pcm′t = β (compm − compm′) + γss′ + εcmt

compm =∑

j∈M(m)

dist−1mj

0-28

Page 30: Understanding Price Variation in Agricultural Commodities

Conclusions & Policy Questions

Core objective of MSP is not being met.

Large spatial variation in procurement and is likely to have sig-nificant welfare and distributional consequences.

Policy goal should be to provide more options to the farmers.

Regulations in APMC acts have created market power for man-dis which has clear price effects.

0-29

Page 31: Understanding Price Variation in Agricultural Commodities

Conclusions & Policy Questions

Reforms under Model APMC Act –

Levies taxes on transactions outside the mandis.

Some states went back on reforms.

Has failed to attract private players.

NAM – welcome change but effects remain to be seen.

0-30

Page 32: Understanding Price Variation in Agricultural Commodities

Stylized Fact#1: Farmer’s Awareness of MSP.Limited and Highly Varying.

0-31

Page 33: Understanding Price Variation in Agricultural Commodities

Stylized Fact#2: MSP Awareness vs intensity of pro-curement

0-32

Page 34: Understanding Price Variation in Agricultural Commodities

Stylized Fact#3: Procurement varies widely in space

0-33