In the model with Keynesian sticky wages and prices, What is the government spending multiplier?
1) the ratio of the increase in consumption to the increase in government spending.
2) the ratio of the increase in consumption to the increase in output.
3) the ratio of the increase in government spending to the increase in output.
4) the ratio of the decrease in government spending to the increase in consumption.
5) the ratio of the increase in output to the increase in government spending.