[German Version]

originates in two ways in the process of production. Producers obtain income through the sale of goods and services at market prices. Households earn income through the application of the factors of production, labor, capital, and property. The sum of all income produced in a period comprises the national income. The source aspect of income contrasts with its usage aspect: income can be either consumed or saved. Saving implies interest income in the subsequent periods. The distrib…