中国地区经济结构变化趋势与对策吴楚材，张落成１．中国地区经济差异和布局结构发展过程解放前，沿海与内地经济差异悬殊，到１９４９年，沿海１２个省份集中全国７０％的工业产值。建国后。从５０年代到７０年代末，为了缩小沿海与内地差异，促进地区经济的平衡发展，也... Change Tendency and Countermeasures of Economic Structure in China Wu Chu-material, Zhang Chu-cheng 1. Before the liberation of the economic disparity and layout structure in China, the economic disparity between the coast and the Mainland was poor. By 1949, 70 provinces in the 12 coastal provinces concentrated their industrial output. After the founding of the country. From the 1950s to the late 1970s, in order to reduce the disparity between the coast and the interior and promote the balanced development of the regional economy,