Equity and efficiency can both be promoted, under some circumstances, by means of a sovereign wealth fund that mainly invests in the world stock market and whose gains are earmarked to a social dividend. A simple overlapping generation model with a fraction of hand-to-mouth agents is developed...

SOEP has several questions that could be used to explain attitudes to income redistribution, but no measures of these attitudes. We propose including such questions. Together with existing SOEP questions, this would enable researchers to estimate the relative importance of self-interest, risk...