THE THEORY OF CAPITAL
Natural capital consists of capital goods. The relation of the two is essential to an understanding of the latter. Therefore we shall not be in a position to define accurately the nature of such a commodity, until we shall have formed a definite notion of the nature of capital itself. Our inquiry will start with a determination of the occurrence of capital. Then we shall endeavor to formulate the concept. Finally we shall return to the exact meaning of the term, capital commodity.