In the figure above, what is the point price elasticity of demand when price is $80?

Refer to the graph in Question 54. Write the equation for the demand curve. (Please show all steps in arriving at the answer. The final answer is not enouh)

Which of the following would tend to increase the elasticity of demand for good X?

Refer to the graph in Question 54. Write the equation for the total revenue curve. (Please show all steps in arriving at the answer. The final answer is not enouh)

The fact that the cross-price elasticity of natural gas with respect to the price of fuel oil is 0.4 implies that

An agency is having problems with personal phone calls made during working hours. Each minute of a personal call costs the agency $0.50 in wasted wages. The agency hires operators to monitor calls in order to attain the optimal number of personal calls (minimize total cost of personal calls). A table shows the data on the number of operators and their total minutes of personal calls (per hour). Number of Operators Total minutes of personal calls (per hour) 0 600 1 480 2 410 3 370 4 350 Based on the information in the table, if operators are paid $25 an hour, how many operators should the agency hire?

A manager in charge of new product development can hire engineers and market researchers. The annual salary of an engineer is $120,000 while a market researcher receives $60,000. The marginal contribution of engineers and market researchers are: A table shows engineers and their market researchers. Engineers (E) Market Researchers (R) Worker Additional New Products Worker Additional New Products 240 80 200 70 160 60 100 50 40 40 Based on the information in the table, how should a manager with an annual budget of $720,000, allocate this budget in order to maximize the number of new products developed?

In order to minimize the net cost of pollution reduction, the level of pollution reduction (the amount of a pollutant not released into the environment) should be the level at which

Gigi consumes only Perrier and cheese. In order to maximize her happiness subject to limited income, Gigi should purchase the amounts of Perrier and cheese at which

Choose the alternative the best answers the question or completes the sentence.