You are a world-famous physicist-lawyer defending a client who has been charged with murder. It is alleged that your client, Mr. Smith, shot the victim, Mr. Wesson. The detective who investigated the scene of the crime found a second bullet, from a shot that missed Mr. Wesson, that had embedded itself into a chair. You arise to cross-examine the detective.
You: In what type of chair did you find the bullet?
Det: A wooden chair.
You: How massive was this chair?
Det: It had a mass of 20 kg.
You: How did the chair respond to being struck with a bullet?
Det: It slid across the floor.
You: How far?
Det: A good three centimeters. The slide marks on the dusty
floor are quite distinct.
You: What kind of floor was it?
Det: A wood floor, very nice oak planks.
You: What was the mass of the bullet you retrieved from the
Det: Its mass was 10 g.
You: And how far had it penetrated into the chair?
Det: A distance of 1.5 cm.
You: Have you tested the gun you found in Mr. Smith’s
Det: I have.
You: What is the muzzle velocity of bullets fired from that gun?
Det: The muzzle velocity is 450 m/s.
You: And the barrel length?
Det: The gun has a barrel length of 16 cm.
With only a slight hesitation, you turn confidently to the jury and proclaim, “My client’s gun did not fire these shots!” How are you going to convince the jury and the judge?
Price Controls Monday, January 30, 2017 11:13 AM Price Controls-‐attempt to set, or manipulate, prices through government involvement in the market Meant to ease perceived burdens on the population Price ceiling-‐ legally established maximum price for a good or service Price floor-‐legally established minimum price for a good or service More Recent Price Controls 1941: U.S. Office of Price Administration -‐price controls after WWII resulted in black markets Black markets: illegal markets that arise when price controls are in place Ex: