Previous theoretical explanations for retail price fixity show that fixed retail prices can be consistent with either competitive or imperfectly competitive behavior. We develop a conceptual model of retail pricing wherein fixed price points are facilitating mechanisms for tacit collusion. A...

It is commonly agreed that the term spread and stock returns are useful in predicting recessions.We extend these empirical findings by examining interest rate and stock market volatility as additional recession indicators.Both risk-return analysis and the theory of investment under uncertainty...

Scotch Broom is an invasive weed in many subalpine ecosystems. It often has substantial negative effects on ecosystem structure and functions. Decisions on optimal management strategies require predictions of the rates and patterns of Scotch Broom spread. This paper explores the environmental...

Multiple-cost sharing rules often coexist in seemingly identical environments. We use shared irrigation costs as a context for examining the extent to which the structural environment explains the selection of a cost sharing rule. We find that environmental factors that?induce greater dependence...

The task of airline network management is to develop new flight schedule variants and evaluate thm in terms of expected passenger demand and revenue. Given the industry's trend towards global cooperation, this is especially important when evaluating the potential synergies with alliance...

It is commonly agreed that the term spread and stock returns are useful in predicting recessions. We extend these empirical findings by examining interest rate and stock market volatility as additional recession indicators. Both risk-return analysis and the theory of investment under uncertainty...

The paper evaluates the German health care reform of 1997, using the individual number of doctor visits as outcome measure. A new econometric model, the Probit-Poisson-log-normal model with correlated errors, describes the data better than existing count data models. Moreover, it has an...