In calculating a price index, the period to which prices in all other periods are compared is known as the

In the period from 1929 through 1933, there were successive ________ in aggregate demand and ________ in short-run aggregate supply

A) increases; decreases B) decreases; increases C) decreases; no change D) increases; increases

If you have flipped a fair coin and tails has come up 49 times in a row, what are the odds that the next flip will be a head?

A) 1/50 B) 1/25 C) 1/2 D) 1 (100%)