1. The effects of firm size on profit rates in U.S. manufacturing;References Amato;Southern Economic Journal,1985
2. Profitability, uncertainty, and firm size;J W Ballantine;Small Business Economics,1993
3. Firm Size, Employees and Profitability in U.S. Manufacturing Industries;H D Baumann;Social Science Research Network,2003
4. Toward an Integrative Explanation of Corporate Financial Performance