We extend the study of efficiency‐wage environments via laboratory experiments in three ways. First, we introduce exogenous shocks that increase the opportunity for rejection of the gift‐exchange outcome. These additional tests emerge since we carefully derive a series of theoretical...

Given the fundamental goal of raising living standards in the longer term, much attention is paid to policies that can be expected to increase national saving. With respect to private saving, the mechanism is tax reform – a lower tax on interest income. The basic problem with this approach is...