Questions tagged [aggregate-supply]

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Aggregation of the closure property of a production set

Consider an economy with finitely many goods $I$ and factors $F$. For each good $i$, let $Y_i \subset \mathbb R^I \times \mathbb R^F_{\geq 0}$ denote a production set for $i$. Assume each $Y_i$ has ...
• 131
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Why does a positive output gap shift the short run AS curve instead the demand curve?

I'm reading through Mishkin "The Economics of Money, Banking, and Financial Markets". In chapter 23 (of the global 13th edition), they introduce the AS/AD framework. What confuses me is the ...
• 23
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What about the opposite of stagflation

Mankiw says that a left shift in AS leads to higher inflation and unemployment and a higher expected inflation level, which shifts AS even more left and does this continuously. I was wondering though, ...
• 21
1 vote
38 views

From the aggregate supply equation to the definition of inflation rate

By definition the inflation rate is $$\pi=\dfrac{P-P_{-1}}{P_{-1}}\cdot100\%$$ or could be defined in terms of the consumer price index CPI, but in this case I think the former is the one to consider....
1 vote
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Why are sticky wages an explanation for an upward sloping SRAS curve?

I often see that the theory of sticky wages is cited as an explanation for an upward sloping short run aggregate supply curve. I understand that if aggregate demand shifts to the left, there will be ...
1 vote
31 views

PPC's real output value

Does every point on the PPC have the same real output value? If not, then what point on the PPC does the long-run aggregate supply represent? LRAS is supposed to be vertical on the real GDP if the ...
7 views

two real gdp at the same price level in ad as model

in a macro book of arnold i see an agg demand-supply model where it seems above the equilibrium price level there are two real gdp for the same price level. the book then goes on to explain that there ...
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does the income-output-expenditure method of getting real gdp hold in ad as model

in the ad as model, it seems there's two different real gdp for a given price level when in disequilibrium. does this mean the real gdp counted from the demand side is not equal to the real gdp ...