whether the structure of the grain market has contributed to the price increases. Traders having market power could create … commodity price stickiness, implying that what goes up does not come down, leading to price increases. The study examines price …-Granger cointegration test is used to check for cointegration, while the Threshold Autoregressive Model is employed to investigate potential …

pork markets in the EU. Our results show that the speed of price transmission is positively related to the volume of pork … trade between two countries. Our results also reveal that intra-regional price transmission between old or between new … member states is more rapid than inter-regional price transmission between old and new member states, and that producer …

The threshold vector error correction model is a popular tool for the analysis of spatial price transmission and market … regimes, the profile likelihood estimator displays large bias and variance. Such settings are likely when studying price … by Goodwin and Piggott (2001), and an analysis of price transmission between German and Spanish markets for pork …

substantial price differences between gas from different export countries, and do prices move together? Time series of Norwegian …, Dutch and Russian gas export prices to Germany in 1990-1998 are examined. Cointegration tests show that the different border … prices for gas to Germany move proportionally over time, indicating an integrated gas market (the Law of One Price holds). We …