Time banks and the community currency movement -- Time banks : variety in organization and development -- Who and why : a profile of participants and motivations for joining time banks -- Time bank organizations : membership size and services exchanged -- Time bank members : participation and...

This paper first reviews the types of explanations that have been used in analyzing unequal distribution in coronary heart disease among different groups and changes in prevalence over time. The explanations have mostly focused on the individual: individual behaviors, personalities, stressors,...