This note proposes a new decomposition of average treatment effects on nonnegative outcomes. It represents the total effect as a population-weighted sum of the effects for two groups: those induced to participate by the treatment and those participating regardless of it. The usual decomposition...

The use of percutaneous transluminal coronary angioplasty (PTCA), a costly high-tech treatment for patients with acute myocardial infarction (AMI), is much more frequent in Japan than in other developed countries, resulting in large medical expenditure. Using chart-based data from the Tokai...

Ninety per cent of smokers report having their first whole cigarette before the age of 19. Thus, it is important to have policies such as youth access laws which may prevent youth from becoming future smokers. In Canada, the Tobacco Act prohibits retailers from furnishing tobacco products to...

In this paper we examine the following two hypotheses which traditional theories of capital structure are relatively silent about: (i) the determinants of financial leverage decisions are different for micro, small, medium and large firms; and (ii) the factors that determine whether or not a...