International Comparison of Growth in Demand for a New Durable Consumer Product
提出相对需求概念（一国个人消费支出中用于某商品的比例），将其表示为商品饱和水平的函数，比较不同国家的函数参数，并讨论其在需求预测中的应用。
The author introduces relative demand, defined as the proportion of a country's personal consumption expenditure spent on a good, and describes relative demand as a function of the level of saturation of the good. He compares parameters of these functions among countries and discusses their use in predicting demand.