Market gardening has been increasing fast in Senegal. But farmers face high marketing risks: daily price fluctuations exceed an average 20% for some products, seasonality is strong, anticipation based on prices leads to cyclic movements. Farmers and market operators have found various forms of...

The replacement of wage-labour farms by family farms in Central and Eastern Europe during the transformation has been more limited than was initially expected. In this paper a formal framework is developed in order to analyse the behaviour of family farms and socialist-style farms in the...

The aim of this paper is to analyse the role of uncertainty in shaping the decisions of firms in the underground economy. Following the option value approach, we present a dynamic model which captures (i) the irreversibility of riallocation decisions from the underground sector to the legal...

This paper demonstrates that the delivery of hardware inputs to Ghana’s basic education system – building classrooms and supplying textbooks – has had a substantial impact on higher enrollments and better learning outcomes. The Bank’s support for school building has been a major factor...

Value-at-Risk (VaR) determines the probability of a portfolio of assets losing a certain amount in a given time period due to adverse market conditions with a particular level of confidence. Value-at-Risk has received considerable attention from financial economists and financial practitioners...

This paper explores the potential for futures contracts in tropical (hardwood) plywood, one of the few major internationally traded commodities for which there is no yet a futures market. Commodity characteristics and market structures and practices that have an impact on the feasibility of a...

Using unique retail and wholesale price data for 4,532 products carried by a major Midwestern grocery retailer, we find evidence of significant retail price rigidity during the Thanksgiving through Christmas holiday period relative to the rest of the year. We suggest that this pattern of holiday...

Multiproduct optimal hedging is compared to alternative hedging strategies as applied to a Midwestern cattle feeder. One-period feeding margin hedge ratios are estimated using weekly cash and futures price data from a simulation of a custom feedlot for 1983-1995. Hedge ratios are estimated using...

Recent changes in farm policy have renewed interest in using marketing strategies based on futures and options markets to enhance the income of field crop producers. This article reviews the literature surrounding the dominant academic theory of the behavior of futures and options markets, the...

This paper deals with the estimation of optimal hedge ratios. A number of recent papers have demonstrated that the ordinary least squares (OLS) method which gives constant hedge ratio is inappropriate and recommended the use of bivariate autoregressive conditional heteroskedastic (BGARCH) model....