Controllability of an aircraft is the 

Describe brackish water.

Answer the question based on the following table, which shows a demand schedule. Price Quantity Demanded $ 5 10 4 13 3 15 2 19 1 25 At a price of $3, the total revenues of sellers will be

The total revenue received by sellers of a good is computed by

To maximize profits, farmers anticipating a higher wheat price in the future might

If the price-elasticity coefficient for a good is 1.75, the demand for that good is described as

Marginal utility is the accumulation of the total utility from successive units of a good or service consumed.

If total utility increases as consumption of a good increases, then marginal utility must be increasing also.

The supply curve in a market is vertical instead of upsloping whenever

Monthly Rent Apartments Demanded per Year Apartments Supplied per Year 500 5,000 0 1,000 4,800 3,000 1,500 4,600 3,600 2,000 4,400 3,900 2,500 4,200 4,200 3,000 4,000 4,500 Using the table above, what if the city government could enforce a rent control law that sets the maximum rent that could be charged at $1,000? How many units would actually be rented?