Based on the figure below. Starting from long-run equilibrium at point C, an increase in government spending that increases aggregate demand from AD to AD1 will lead to a short-run equilibrium at point ________ creating _____gap.  

To maximize its profit, a firm will hire more workers as long as

A) marginal revenue exceeds the wage rate. B) marginal revenue is less than the wage rate. C) value of marginal product exceeds the wage rate. D) marginal product exceeds the wage rate.

State the law of demand and explain why the other-things-equal assumption is critical to it

Please provide the best answer for the statement.