We use Moroccan data to study the determinants of international migrants’ remittances, testing the altruistic and welfare hypotheses. In particular, we analyze and assess what motivates migrants to send remittances back home. Our results lend support to the altruistic hypothesis suggesting...

In this paper we extend the theory of precautionary saving to the case in which uncertainty is multidimensional and we develop a matrix-measure of multivariate prudence. Furthermore, we characterize comparative prudence, decreasing and increasing prudence, the effect of uncertainty on the...

Compulsive consumption is regarded as a global phenomenon that can adversely affect consumer well-being. Although the topic has been studied in different cultural settings, we have seen relatively little theory development and explanations of compulsive behaviour. Nearly all previous empirical...

Since the first commercial launch of cellular telecoms by NET in Tokyo Japan in 1979 and the launch of the NMT system in Denmark, Finland, Norway and Sweden in 1981, the mobile phone has undergone continual incremental innovation for changing market needs. This study investigates the factors...

This article surveys models of endogenous growth which are based on the microeconomic theory of family behaviour. A special emphasis is placed on the suggested formalization of the preferences, demographic behaviour, investment in human capital, production technology, labour market, and...

Mobile phones have taken on the role of providing truly portable and individual communications and computing. Unlike many devices, however, mobile phones can be used anywhere and anytime. Consequently, they are used in social situations such as restaurants and theatres where co-located people...

In this paper we analyse the risk attitude of a group of heterogenous agents and we develop a theory of comparative collective risk tolerance. In particular, we characterize how shifts in the distribution of individual levels of risk tolerance affect the representative agent's degree of risk...

The fundamentals of an exchange economy, the preferences of individuals, can be identified from the competitive equilibrium correspondence, which associates equilibrium prices of commodities to allocations of endowments; the argument extends to production economies. The essential step is the...