Numerous studies have documented a strong correlation between substance use and teen sexual behavior, and this empirical relationship has given rise to a widespread belief that substance use causes teens to engage in risky sex. This causal link is often used by advocates to justify policies...

It is known that smokers are more impatient than nonsmokers and tend to prefer current benefits. However, smokers' behavior in the marriage market has not as yet been well investigated. In this paper, individual-level data, which consist of over 10,000 observations from Japan, are used to...