Can Policy Interact with Culture? Minimum Wage and the Quality of Labor Relations. Philippe Aghion, September 2008, Paper. "Can public policy interfere with culture, such as beliefs and norms of cooperation? We investigate his question by evaluating the interactions between the State and the Civil Society, focusing on the labor market. International data shows a negative correlation between union density and the quality of labor relations on one hand, and state regulation of the minimum wage on the other hand..." Link