Oliver Hart and Bengt Holmström were awarded the 2016 Sveriges Riksbank Prize in Economic Sciences in Memory of Alfred Nobel for their fundamental contributions to contract theory. This article offers a short summary and discussion of their path breaking work.

Little is known about why cohabiting couples have fewer children than married couples. Weexplore the factors that explain the difference in fertility between these two groups using aswitching regression analysis, which enables us to quantify the contribution of differentfactors through a...

Whether couples pool their resources and behave like a unit or spend their income individually is crucial for social and tax policy. In this paper, I provide a test of the income pooling hypothesis using administrative cross-sectional survey data on expenditures and individual incomes of couple...

PeNSE 2012 is a survey conducted by the Brazilian Institute of Geography and Statistics (IBGE), in partnership with the Ministry of Health. PeNSE covers a broad range of subjects, especially risk behavior. This article has the aim of analyzing discrimination against obese and very thin students...

One theory for why there is a strong education gradient in health outcomes is that more educated individuals more quickly absorb new information about health technology. The MMR controversy in the UK provides a case where, for a brief period of time, some highly publicized research suggested...

This paper considers a simple model of self-fulfilling expectations that leads to a multiple equilibrium of gender gaps in wages and participation rates. Rather than resorting to moral hazard problems related to unobservable effort, like in most of the related literature, our model fully relies...

Using microdata from the 2000 U.S. Census, we analyze the responses of Mexican Americans to questions that independently elicit their ethnicity (or Hispanic origin) and their ancestry. We investigate whether different patterns of responses to these questions reflect varying degrees of ethnic...

This paper looks at markets characterized by the fact that the demand side is insured. In these markets a consumer purchases a good to compensate consequen¬ces of unfavorable events, such as an accident or an illness. Insurance policies in most lines of insurance base indemnity on the...

I develop a dynamic model of costly private provision of public goods where agents can also invest in cost-reducing technologies. Despite the n+1 stocks in the model, the analysis is tractable and the (Markov perfect) equilibrium unique. The framework is used to derive optimal incomplete...

The 2002 prices of suppliers in German call-by-call telephone market are rather dispersed, out-of-phase (uncorrelated), and show systematic down-up movements. In 2004, these prices are less dispersed, more in-phase and show more upwards runs than downs-ups. In both years, we clearly do not...