The effects from the change in food prices on household welfare is a topical issue among policy makers and scholars in Tanzania. However, relatively little is known about the quantitative effects of rising food prices on household welfare and poverty. This paper intends to quantitatively assess...

This thesis addresses 3 different aspects of food and poverty related problems in developing countries. The first essay presents a new operational concept of transaction costs that firstly allows assessing the magnitude and secondly recognizing the non homogeneity of food products. This is...

While there is rich literature covering theoretical concepts of transaction costs very few empirical strategies have been provided to estimate them. The theoretical framework proposed in this paper is based on a unit value decomposition and dedines transaction costs as the difference between a...

This paper develops a two-step method to estimate the influence of non-deterministic factors in production on subsequent food prices, and finds that non-deterministic factors of wheat production do significantly affect both wheat and corn prices in the world and, however, those of corn do not.

In this thesis, so far insufficiently considered characteristics of long-run equilibriums in food markets are investigated. For this purpose, multivariate time series methodologies, which were developed for the estimation of long-run relationships by allowing for causality and convergence, are...