We analyse retailer and household behaviour on the Norwegian electricity market, based on detailed information on prices and other market characteristics. We find that there exists a competitive market segment where a number of retailers compete fiercely for customers, with small margins on all...

In many regulated industries labour uions are strong and there is clear empirical evidence of labour rent-sharing. We study optimal regulation in a model in which wages are determined endogenously by wage bargaining at the firm level. Compared to the case in which wages do not depend on the...

We consider competitive behaviour in sequential markets when current success or failure may affect the probability of future market opportunities. The analysis is conducted in a set up which may be interpreted as two private-value, sealed-bid, second-price sequential auctions. We demonstrate...