一、引言人们由于认识到应用宏观经济模型的重要性,多年来一直进行着各种尝试来建立发展中经济模型。有些发展中经济模型产生于这样的假设:发展中经济的主要特点是供应紧缺。生产落后被公认为发展中国家的主要特征。而且,这些国家还存在着总需求不足的问题,它们的生产能力普遍利用不足可以说明这一点。但是供应定向型模型并不考虑 I. INTRODUCTION Since recognizing the importance of applying macroeconomic models, people have been making various attempts to establish a developing economic model for many years. Some models of developing economies derive from the assumption that the main feature of a developing economy is its supply shortages. Underproduction is widely recognized as a major feature of developing countries. Moreover, there is also a problem of insufficient aggregate demand in these countries, as evidenced by the widespread underutilization of their productive capacities. But the supply-oriented model is not considered