1Jones C I. Intermediate Goods And Weak Links In The Theory of Eco-nomic Development[J].Economic Journal:Macroeconomics,2011,3(2).
2I mrohorolu A, I mrohoroglu S, lngtr M. Agricultural Productivity and Growth in Turkey[R]. Macroeconomic Dynamics,2012.
3Chand R, Prasanna P A L,Singh A.Farm Size and Productivity: Under- Standing The Strengths of Smallholders and Improving Their Liveli- hoods[J].Economic and Political Weekly, 2011, 46(26).