Eliciting subjective probability distributions in developing countries is often based on visual aids such as beans to represent probabilities and intervals on a sheet of paper to represent the support. The authors conducted an experiment in India that tested the sensitivity of elicited...

Although most countries state that fighting social intolerance against persons with HIV is part of their national HIV strategy, the impact of reducing intolerance on risky sexual behavior is largely unknown. In this paper, we estimate the effect of social intolerance against HIV+ persons on...

Many decisions are made under uncertainty, and individuals are likely to form subjective expectations about the probabilities of events that are relevant to their decisions. I review here a recent and growing literature that uses probabilistic expectations elicited from survey respondents in...

When choosing a contraception method, women base their decisions on their subjective expectations about the realizations of method-related outcomes. Examples of such outcomes include getting pregnant, contracting a sexually transmitted disease (STD) or experiencing side effects. By conducting a...

We evaluate the consequences of prosecuting HIV+ people who expose others to the risk of infection. We show that the effect of aggressive prosecutions on the spread of HIV is a priori ambiguous. Aggressive prosecutions tax risky behavior and thus deter unsafe sex and limit the number of sexual...