"Let's say that our country's Gross Domestic Product is at $15 billion (this year). We also know that we currently have unemployment and that we would have full employment if our Gross Domestic Product were to reach $18.5 billion. If the Keynesian multiplier is 7, then what would Keynesian economists recommend regarding changes in government spending and taxation?"

Suppose a movie theater determines it can charge different prices to patrons who go to weekday matinees and people who attend evening and weekend shows . the movie theater's goal is to increase total revenue. the price elasticity of demand for weekend and evening patrons is -0.40, and the price elasticity of demand for matinee moviegoers is -1.90. based on the price elasticity of demand for each group of people, how should the movie theater adjust its prices?