The impact of cross sectional aggregation over individual retail stores on the estimation and testing of vertical price transmission between the wholesale and retail levels is investigated using a unique data set of individual retail prices in Germany. Systematic differences between the results...

The development of pork prices has been analysed since the 1920s. Well known economic concepts such as Hanau’s pork cycle or Ezekiel’s cobweb theorem are based on the empirical analysis of pork markets. We analyze whether pork price developments in different countries have become...

Quantification of welfare changes due to trade liberalisation play a crucial role for political decision making. However, meaningful comparisons of simulation results from different sources are difficult. Often significant differences in simulated gains from liberalisation do not serve to...

The analysis of price transmission in transition countries is complicated by their often unstable policy environments. We utilise a Markov-switching vector error correction model (MSVECM) to allow for multiple regime shifts in the price relationship between wheat and wheat flour in Ukraine from...