The paper analyzes the problem of asymmetric information between buyers and sellers in cattle auctions. An illustration is made regarding the vaccinations that the animals receive. Buyers do not know and cannot verify if sellers have vaccinated their animals forcing them to consider...

We examine empirically the relationship between happiness and the ethical decisions of individuals. We use data from the 1995-97 wave of the World Values Survey (WVS) to test the hypothesis that the relationship between happiness and ethics is bicausal in the sense that personal ethics affects...