The study investigates long-run relationships between futures and spot prices of cocoa on the New York CSCE and London Fox, respectively, and between both markets. By means of the Johansen Maximum Likelihood approach and the inclusion of interest rates as conditioning variables, the three...

This paper examines the relevance of incorporating seasonality in agricultural supply models. Former studies have eliminated the problem of seasonality by using seasonally adjusted data. Recent developments in cointegration techniques allow the comprehensive modelling of error-correcting...

If some of the returns to migration accrue from return migration, the optimal duration of migration may be shorter than the feasible duration of migration. We develop a model that provides and highlights conditions under which return migration takes place even though a reversal of the...