Need a graph and chart please

Economics

Questions

A pair of shoes that wholesales for $28.79 has the following costs: Manufacturing Labor 2.25 Materials 4.95 Factory overhead, operating expense 8.5 Sales costs 4.5 Advertising 2.93 Research & Development 2 Interest 0.33 Net Income 3.33 Which are variable, and which are fixed? If output were to rise, what would happen to average total costs, and why?

Question

Some economists did a study of the market for economists in Britain. They found that the quantity demanded was about 150 per year, and that the quantity supplied was about 300 per year. Using your new-found economic reasoning powers: What did they predict would happen to economists' salaries? What likely happens to the excess economists? Why doesn't the price change immediately to bring the quantity supplied and the quantity demanded into equilibrium?

Income Elasticity

Assuming there are three determinants for demand of good X. There are price of good X and Y and money income. How to find out and calculate 1.INCOME ELASTICITY 2.CROSS-PRICE ELASTICITY 3.OWN PRICE ELASTICITY. Make sure have to Indicate which determinants of demand are variable and which are fixed.

Elastic Demand and Price rise.

There are six condition given. Assuming only PRICE changes. 1. Elastic demand and Price rises. 2. Inelastic demand and Price rises. 3. Elastic demand and Price falls. 4. Inelastic demand and Price falls. 5. Unit elastic demand and Price rises. 6. Unit elastic demand and Price falls. Which three should work for those three conditions? 1. Total Revenue Increases. 2. Total Revenue unchanged. 3. Total Revenue decreases.