Economic Definition of investment. Defined.
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Term investment Definition: The sacrifice of current benefits or rewards to pursue an activity with expectations of greater future benefits or rewards. Investment is typically used to mean the purchase of capital by business in anticipation of the profit. By increasing the quantity or quality of resources, investment is a source of economic growth. While investment, in principle is diverse, in practice, the official government measure, as reported by the Department of Commerce, includes businesses' purchases of capital and consumers' purchases of new houses.