The theoretical relation between exchange rate and prices has been a difficult proposition to find supporting evidence despite many studies of developed economies using standard research methods. The exchange rate to price relation appears to hold in the long run only, a result consistent with...

This paper studies a periodic-review, serial inventory system in which echelon (r, nQ,T) policies are implemented. Under such a policy, each stage reviews its inventory in every T period and orders according to an echelon (r,nQ) policy. Two types of fixed costs are considered: one is associated...

Wage and income surveys covering the period 1989-1999 are used to display changes in inequality of earnings and main factors of disparities. In the first part, increasing differences in the Czech Republic and the decreasing weight of demographic characteristics in wage structure are observed. In...

This paper examines the changes in relative earnings of workers with different education levels during Vietnam’s transition. It is found that females enjoy a higher return to education than males do in 1998, reversing the situation observed five years ago. A large fall in the returns to...

In this thesis, we develop a SKU level market basket model and apply the model to investigate cross-category reference price effects. This research extends previous work on the category-level multivariate logit model (Russell and Petersen 2000). Our model is a generalization of the multivariate...