（1.22）式下的段落：

……, capital earns its marginal product. In this case, the total amount received by capital (per unit of effective labor) on the balanced growth path is: k*f'(k*).

为什么资本收益是 k*f'(k*)？

是因为资本的边际产出为f'(k*)，所有的资本都earns its marginal product，则资本收益就是两者的简单相乘么？

[此贴子已经被作者于2005-10-21 15:27:15编辑过]