This paper considers modelling the behaviour of prices in the English and Welsh wholesale electricity Pool since the creation of this spot market in 1990. The process turns out to be nonlinear and a logistic smooth transition autoregressive model is fitted and shown to be superior to a linear...

This article attempts to investigate empirically the strength of intracity football club support and seeks to test the commonly held belief among the sports community that supporters will not switch allegiance between city rivals very readily. To test this phenomenon, data on the attendances of...

The volatility of spot prices has been a notable feature of the English and Welsh Electricity Pool since its formation in 1990. This study investigates the possibility that the volatility of spot prices is strongly affected by the functioning of the contract market for electricity. This paper...

A model of career path choice is constructed for a sample of women taken from the 1991 US National Household Education Survey. This allows for simultaneity and selection effects in the relationship between regime choice and earning. It is established that, inter alia, expected earnings have a...

A random parameters stochastic frontier model is applied to Italian data in order to evaluate the cost function and efficiency of higher education institutions. The method yields useful information about inter-institutional variation in cost structure and technical efficiency. Returns to scale...