When a firm produces one more unit of output the total revenue they earn increases from $1,086 to $1,194, and their total cost of production increases from $828 to $903. When this last unit of output was produced, what was the change in profit? Enter a whole number with no dollar sign. Enter a negative sign if appropriate.

Consider an economy where the government's budget is initially balanced. the production function, consumption function and investment function can be represented as follows y equals k to the power of alpha l to the power of 1 minus alpha end exponent c equals c subscript 0 plus b left parenthesis y minus t right parenthesis i equals i subscript 0 minus d r suppose that taxes increase. what happens to the equilibrium level of output?