This paper uses a unique individual transactions data set to investigatethe effects of internet purchase on the prices paid for airline tickets.The analysis also investigates the effects of changes in the percentageof online transactions on both online and offline prices and on pricedispersion....

There has been great controversy in recent theoretical discussions on the price effects of spatial competition. The central issue has been whether the general conclusions of classical price theory hold in a spatial context. Since the controversies generally arise from varying theoretical...

The weak form of the efficient markets hypothesis has been tested extensively in financial asset markets. The results of these tests indicate that the hypothesis that stock prices fully reflect available information generally cannot be rejected. When tested in commodity futures markets, however,...

The Arbitrage Pricing Theory (APT) was proposed by Ross (1976) as an alternative to the Capital Asset Pricing Model (CAPM) for computing the theoretical price of freely traded securities. The APT is based on the premise of linear return generating factors, rather than on the frequently...