Define investment? The meaning of investment is different for economists. Explain

Investment is an asset or item that is purchased with the hope that it would generate income or appreciate in the future.

For an economist, investments are the sum of the expenditures of business enterprises on new factories, machines and individuals on new homes. Financial investments and the resale of existing physical assets are not included in the economist's definition. In finance, an investment is a monetary asset purchased with the idea that the asset will provide a flow of income in the future in the form of profit or interest or gain on capital.