In an overlapping generations model, momentary equilibria are defined as points that lie on the intergenerational offer curve, i.e., they satisfy agents' optimality conditions and market clearing at any date. However, some dynamic sequences commencing from such points may not be considered valid...

Rejuveniles are people who cultivate tastes and mind-sets traditionally associated with those younger than themselves. (Noxon, 2006) In this paper, we study a standard AK growth model of overlapping generations populated by rejuveniles. For our purposes, rejuveniles are old agents who derive...

Does a rise in income inequality induce people to work harder to stay in the rat race ("keep up with the Joneses") or to simply drop out? We investigate this issue in a simple new framework in which heterogeneous ability agents get extra utility if their consumption keeps up with the economy's...

Many countries, in an effort to address the problem that too many retirees have too little saved up, impose mandatory contributions into retirement accounts, that too, in an age-independent manner. This is puzzling because such funded pension schemes effectively mandate the young, who wish to...

We describe a “business as usual” (BAU) economy in which pollution is a by-product of productive activity by the current generation but “damages” production for future generations. Over time, conditions in the BAU economy become dire: it gets increasingly polluted, consumption falls and...