Suppose the consumption function is c = $400 billion + 0.75y and the government wants to stimulate the economy. by how much will aggregate demand at current prices shift initially (before multiplier effects) with

(a) a $70 billion increase in government purchases? $ billion

(b) a $70 billion tax cut? $ billion

(c) a $70 billion increase in income transfers? $ billion

what will the cumulative ad shift be for

(d) the increased government spending? $ billion

(e) the tax cut? $ billion

(f) the increased transfers? $ billion

i've been at this for about four hours now, and i just can't get it. again.

Afirm plans to begin production of a new small appliance. the manager must decide whether to purchase the motors for the appliance from a vendor at $10 each or to produce them in-house. either of two processes could be used for in-house production; process a would have an annual fixed cost of $200,000 and a variable cost of $7 per unit, and process b would have an annual fixed cost of $175,000 and a variable cost of $8 per unit. determine the range of annual volume for which each of the alternatives would be best. (round your first answer to the nearest whole number. include the indifference value itself in this answer.)