If the economy is in a recession caused by lower aggregate demand, then in the absence of policy action, the price level will output will and employment will in the long run.

Decrease, fall down, Decrease.

Explanation:

If an economy is under recession then it will affect the economy's potential of production. Root cause of recession is the contraction in aggregate demand because when an economy falls then the consumer starts to cut back their spending which in turn will does not make any sense for a producer to keep generating output and hence output will fall. In the end when output fall then a firm will not require much employee as a result employment rate will also fall down.

local max is .5

step-by-step explanation:

the local maximum is for x values between 2 and 4

it looks like the x value is 2.5 and the y value is .5

what is the tax base for the sales tax?

it should be (usually ) 6%