The exertion of market power in electricy wholesale markets is an issue of great academic and practical debate. In particular the role of a given amount of hedge on market power has been of considerable interest. However the relationship between risk management spot market power and hedge...

Finland and New Zealand are two countries with many geographic social demographic and historic similarities. Their telecommunications markets also demonstrate many superficial similarities. However beneath the superficial performance parallels lie two markets that have developed under...

This paper analyses exclusive dealing in New Zealand alcoholic beverage markets. Various explanations were used to argue against statutory prohibitions on exclusive dealing in New Zealand alcoholic beverage markets at the turn of the twentieth century. These markets were probably the first in...

This note sets out some basic results regarding calculation of the Gini measure and its standard error in the context of cross-sectional micro-datasets where sample weights are provided for aggregation from sample to population values.

The aim of this paper is to provide an introduction to the concept of user cost and its determinants. Particular attention is given to the influence of taxation. The concept of user cost relates to the rental, the rate of return to capital, that arises in a profit maximising situation in which...