The decision to adopt e-commerce technology depends on a variety of variables. This paper explores the relative importance of structural firm-specific variables, the intrinsic value of the technology, expectations concerning the evolution of the technology, and the adoption behaviour of other...

Technological innovations facilitating e-commerce have well-documented effects on consumer behavior and firm organization in the retail sector, but the effects of these new transaction technologies on fiscal systems remain unknown. By extending models of commodity tax competition to include...

Mean-variance portfolio optimization models are sensitive to uncertainty in risk-return estimates, which may result in poor out-of-sample performance. In particular, the estimates may suffer when the number of assets considered is high and the length of the return time series is not sufficiently...