the investment function

Chapter - 7

Meaning of investment

• In economics, investment means the new expenditure incurred on addition of capital goods such as machine, buildings ,equipment's, tools etc.

• In keynes view investment refers real investment which adds to capital equipment.

• It leads to increase in the level of income, production and purchase of capital goods.

Types of investment:1. Gross & net investment:

2. Private & public investment

3. Autonomous investment

4. Induced investment

Autonomous investment The investment which doesn’t change with the change

in income level and therefore independent of income is said to be autonomous investment.

This investment generally taken place in roads ,house public undertaking and other types of economic infrastructures such as power transport and communication.

This investment depends more on population growth and technical progress than the level of income.

Induced investment: Induced investment is that investment which is

affected by the change in level of income

The investment depends more on income than on the rate of interest

The induced investment is undertaken both fixed capital assets and inventories.

Determinants of investment:

Marginal efficiency of capital(MEC): The term marginal efficiency of capital is associated

with the real and not financial investment.

If the value of MEC is high, more capital will be invested and vice versa.

Technological progress: The new technology increase the productivity of

labour and capital.

The selection of new technology depends upon the net benefit over the lost of having the technology.

Demand forecast: The long-term demand forecast is one of the

determinants of investment decision.

If the firms finds market potential for the product in the long run, the firm will increase its investment.

Level of income: If the level of income increases in an economy through

increase in money wage rate the demand for goods will increase .

This will induce to investment and vice versa.

Growth of population: To made a demand of a growing population,

investment will increase in all types of consumer goods and vice versa.

Government policy: Government policy also an important factor which

influence the inducement to invest in the country.

If the government imposes low tax on the corporate income the investment will increase and vice versa.

Political climate: If there is political instability the inducement to invest

may be adversely affected.

On the other hand if there is political stability the investment increase.

THANK- YOU