The paper analyses the impact of the relatively belated move to professionalism in Rugby Union. We use data on match attendance for 3,667 fixtures in European club Rugby over 15 seasons to estimate the effect of competitive balance on attendance. We find that (short- and medium-term) competitive...

Epidemiological data and experimental research in the fields of operant conditioning and behavioral economics suggest that employment may be useful in the treatment of drug abuse. The conditions under which employment should decrease drug use depends on a range of environmental contextual...

I discuss economic approaches to the demand for harmfully addictive substances and estimate time-series demand functions for the period from 1975 through 2003. My estimates suggest that changes in price can explain a good deal of the observed changes in cigarette smoking, binge alcohol drinking,...

We report experimental results for a twice-played prisoners' dilemma in which the players can choose the allocation of the stakes across the two periods. Our point of departure is the assumption that some (but not all) people are principled to “do the right thing,” or cooperate, as long as...

Although most of the political-economy literature blames inefficient policies on institutions or politicians' motives to supply bad policy, voters may themselves be partially responsible by demanding bad policy. In this paper, we posit that voters may systematically err when assessing potential...