# Questions tagged [aggregate-production]

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### Help with Macroeconomics Question: IS-LM Model [closed]

I know this is supposed to be a simple question, but I need to check the answers for it and as it was a past exam question I do not have the results for it.If anyone can help out, that would be ...
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### Aggregate production function and returns to scale

I have following Aggregate production function - $$Ak_1^\alpha l_1^{1-\alpha} + Ak_2^\alpha l_2^{1-\alpha}$$ Individually each part exhibit constant returns to scale but as an Aggregate function ...
37 views

### Why doesn't demand affect output in the long run?

In Mankiw's Macroeconomics, he states that, in the short run, an economy's output depends both on its supply and demand for goods and services, because of price stickiness. In the long run, when ...
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### What is the elasticity of Substitution of the function X = (K+alpha)(L+beta)

For this function, the marginal rate of technical substitution is given by (K+alpha)/(L+beta). Generally we solve for K/L in terms of MRTS of two factors. Then differentiate to solve for elasticity of ...
147 views

### Why did the Cambridge Capital Controversy have no impact on economic modelling?

Every now and again I find myself looking into the Cambridge Capital Controversy in terms of debate around general equilibrium modelling often walking out more confused than I have before doing such a ...
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### Will SRAS curve definitely shift if LRAS curve shifts?

From what I know, a shift in LRAS is generally caused by a change in maximum productive capacity of an economy, which affects the full-employment output level. Such change in maximum productive ...
3k views

### What is the difference between aggregate supply and GDP?

Usually when I read online, I see the following repeated frequently: aggregate demand is equal to GDP. I understand that aggregate expenditures is the aggregate demand at a particular price level, and ...
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### Macroeconomics: Aggregate Demand, Equilibrium Dynamics and Expenditure Multipliers

I am having a hard time with the following economic questions (See attached). Here is my approach: Note about the curves: The graph below depicts an economy where a decline in aggregate demand has ...
1 vote
42 views

### How do environmental deregulations push an economy inside its Production Possibility Frontier and make it inefficient?

I read in a textbook that if we plot a PPF with automobile manufacturing and clean air as the axes and the company pollutes the state making clean air (a public good) scarce, automobile manufacturing ...
1 vote
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### Difference between short run and long run supply curves?

We know that in short run supply curve is horizontal which means that prices remain rigid while quantity of supply adjusts according to demand. However, in long run this reverses. I know about some ...
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