Loayza, Norman; Rigolini, Jamele; Llorente, Gonzalo - Institute for the Study of Labor (IZA) - 2012
-country panel dataset containing detailed information on the distribution of income and expenditures. When the size of the middle … class increases (measured as the proportion of people with income above 10 US Dollars a day in PPP terms), social policy on … more market-oriented economic policy on trade and finance. The impact of a larger middle class appears to be more robust …