Capital (economics)

Already-produced durable goods that are used in production of goods or services

Detailed classifications of capital that have been used in various theoretical or applied uses generally respect the following division:

The very concept of capital is derived from this way of looking at things; one can say that capital, as a category, did not exist before double-entry bookkeeping. Capital can be defined as that amount of wealth which is used in making profits and which enters into the accounts.

Human development theory describes human capital as being composed of distinct social, imitative and creative elements: