We prove the existence of approximate equilibria in exchange economies, giving bounds on the excess demand in terms of the number of traders and norms of the endowments, but independent of the preferences.

This paper mainly focuses on finding optimal strategies for the development of microfinance in Korea and on predicting the impact of microfinance in the future.First, this paper reviews and assesses the impact of microfinance in Korea. I suggested that recent phenomena of income polarization and...