We consider option pricing when dynamic portfolios are discretely rebalanced. The portfolio adjustments only occur after fixed relative variation of the stock price. The stock price follows a marked point process and the market is incomplete. We first characterize the equivalent martingale...

We consider a pure exchange economy under uncertainty in which the traders have the non-partition structure of information. They willing to trade the amounts of state-contingent commodities and they know their own expectations. Common knowledge of these conditions among all the traders can...

We apply the set up of limited commitment model to empirically test the role of informal risk-sharing networks using panel data on informal credit transactions from rural Ethiopia. The empirical estimates provide convincing evidence for the belief that enforcement problem limits the direct role...

In this study, we use two representative surveysto investigate how competition and cooperation relate on the individual level and whether (and how) they associate with educational attainment. Our first result is that the correlation between competition and cooperation is positive and...

In our study, we present the concept of locus of control, a non-cognitive ability that is increasingly researched in economics. We then review the economic literature on locus of control and show that people who believe they are in control of their lives are more successful in many areas of...

A life-cycle growth model is used to investigate the quantitative impact of gradually converting the financing of social security from pay-as-you-go (PAYGO) to full funding. The magnitudes of the losses and gains that particular age cohorts will experience under alternative speeds of conversion...

In our study, we present the concept of locus of control, a non-cognitive ability that is increasingly researched in economics. We then review the economic literature on locus of control and show that people who believe they are in control of their lives are more successful in many areas of...

In this study, we use two representative surveysto investigate how competition and cooperation relate on the individual level and whether (and how) they associate with educational attainment. Our first result is that the correlation between competition and cooperation is positive and...