The Alien Tort Statute: Multiple Choice allows foreign sovereigns to be immune from suit in the United States. allows workers of foreign companies to sue U. S. companies due to tort liability. allows companies to sue illegal aliens who fake citizenship or work eligibility. allows the U. S. government to sue U. S. companies on foreign soil for tort liability. allows aliens to sue for torts committed in violation of the law of nations or U. S. treaties.

Until recently, hamburgers at the city sports arena cost $4.70 each. the food concessionaire sold an average of 13 comma 000 hamburgers on game night. when the price was raised to $5.40, hamburger sales dropped off to an average of 6 comma 000 per night. (a) assuming a linear demand curve, find the price of a hamburger that will maximize the nightly hamburger revenue. (b) if the concessionaire had fixed costs of $1 comma 500 per night and the variable cost is $0.60 per hamburger, find the price of a hamburger that will maximize the nightly hamburger profit.