... cooperative research centres.0 GROWTH, STRUCTURAL CHANGE AND PLANTATION TREE CROPS: THE CASE OF RUBBER Colin Barlow Department of Economics, Research School of Pacific and Asian Studies, Australian ... linkages, and on the other hand of an “underdeveloped economy”. The output, capital and labour markets of the latter areincomplete, having high transport, information and other transaction costs. They ... and Sri Lanka. These having startedplantations earliest began after the 1930s depression to face substantially rising prices of land and labour in regions concerned. The generation of land and...