Formal and Informal Risk Sharing in LDCs: Theory and Empirical Evidence
欠发达国家的正式与非正式风险分担:理论与经验证据
We develop and estimate a model of dynamic interactions in which commitment is limited and contracts are incomplete to explain the patterns of income and consumption growth in village economies of less developed countries. Households can insure each other through both formal contracts and informal agreements, that is, self-enforcing agreements specifying voluntary transfers. This theoretical setting nests the case of complete markets and the case where only informal…