# Which of the economy is in equilibrium when investment is equal to saving?

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## What happens when investment is equal to saving?

A fundamental macroeconomic accounting identity is that saving equals investment. By definition, saving is income minus spending. Investment refers to physical investment, not financial investment. That saving equals investment follows from the national income equals national product identity.

## What makes national saving equal to investment in equilibrium?

The factor that makes national saving equal investment, in equilibrium, is: the interest rate. In examining the impact of fiscal policy, it is assumed that: consumption, investment, and the interest rate are endogenous variables.

## How is equilibrium attained in an economy through investment and saving approach?

According to this approach, the equilibrium level of income is determined at a level, when planned saving (S) is equal to planned investment (I). In Fig 8.2, Investment curve (I) is parallel to the X-axis because of the autonomous character of investments. … At point ‘E’, ex-ante saving is equal to ex-ante investment.

## How do I calculate my savings level?

Subtract your spending from your income to figure how much you’re saving, then divide this number by your income. Multiply by 100.

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## Why saving is equal to investment?

Saving = investment

This is because investment is determined by available savings in the economy. If there is an increase in savings, then banks can lend more to firms to finance investment projects. In a simple economic model, we can say the level of saving will equal the level of investment.

## Can public saving be negative?

The term (T – G) is government revenue minus government spending, which is public savings. If government spending exceeds government revenue, the government runs a budget deficit, and public savings is negative.

## How do you find the equilibrium level of savings?

Most simply, the formula for the equilibrium level of income is when aggregate supply (AS) is equal to aggregate demand (AD), where AS = AD. Adding a little complexity, the formula becomes Y = C + I + G, where Y is aggregate income, C is consumption, I is investment expenditure, and G is government expenditure.

## How does the 45 degree model show the equilibrium income in the economy?

The 45-degree line shows all points where aggregate expenditures and output are equal. The aggregate expenditure schedule shows how total spending or aggregate expenditure increases as output or real GDP rises. The intersection of the aggregate expenditure schedule and the 45-degree line will be the equilibrium.

## What are the two alternative ways of determining equilibrium level of income?

The equilibrium level of income/output can be studied using the following two approaches. 2. Saving and Investment approach (S and I approach). The two approaches are related as the savings curve can be derived from the consumption curve and vice-versa.

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## What changes will take place to bring an economy in equilibrium?

What changes will take place to bring an economy in equilibrium if: (i) planned savings are greater than planned Investment; (ii) planned savings are less than planned investment.