Macroeconomic Impact of Agricultural Commodity Price Volatility in Nigeria

Volatility and Commodity Price Dynamics

Commodity prices tend to be volatile, and volatility itself varies over time. Changes in volatility can affect market variables by directly affecting the marginal value of storage, and by affecting a component of the total marginal cost of production: the opportunity cost of exercising the option to produce the commodity now rather than waiting for more price information. I examine the role of ...

Excessive commodity price volatility: Macroeconomic effects on growth and policy options

Commodity Price Volatility and Nutrition Vulnerability

vi 1. Motivation and Introduction 1 2. Overview of the Analytical Framework 3 3. Data and Methodology 6

Commodity Price Volatility across Exchange Rate Regimes

This paper documents a new " stylized fact " regarding commodity prices using alternative datasets covering the period from 1880 to 1996: The volatility of real commodity prices, defined as nominal commodity prices deflated by the manufacturing unit value index, is higher under flexible-exchange rate regimes than fixed-exchange rate regimes. Furthermore, changes in exchange regime are associate...

Commodity price shocks and imperfectly credible macroeconomic policies

In this paper, we analyze how lack of credibility and transparency of monetary and fiscal policies undermines the effectiveness of macroeconomic policies to isolate the economy from commodity price fluctuations. We develop a general equilibrium model for a commodity exporting economy where macro policies are conducted through rules. We show that the responses of output, aggregate demand, and in...