我急需以下论文

1.Avner Greif, 1994. "Cultural Beliefs and the Organization of Society: A
Historical and Theoretical Reflection on Collectivist and Individualist Societies,"
Journal of Political Economy, vol. 102(5), pages 912-50, 1994.

2.R. Barro and R. McCleary “Religion and Economic Growth”April 2003.

3.D. Landes The Wealth and Poverty of Nations: Why Are Some So Rich and
Others So Poor? , New York: W.W. Norton, 1998.

4. A. Alesina, R. Di Tella and R. MacCulloch “Inequality and Happiness: Are
Europeans and Americans Different?”mimeo 2002.

我实在找不到

各位帮帮忙最好中文版