What barriers did Katherine G Johnson break? How did she contribute to the Space Race? How does she change or inspire people today?

The returns on the common stock of maynard cosmetic specialties are quite cyclical. in a boom economy, the stock is expected to return 22 percent in comparison to 9 percent in a normal economy and a negative 14 percent in a recessionary period. the probability of a recession is 35 percent while the probability of a boom is 10 percent. what is the standard deviation of the returns on this stock?

Consider an economy where government expenditures are 10 and total tax revenues are 10. the supply of labor is fixed at 125 and the supply of capital is fixed at 8. the economy is described by the following equations. y k to the power of 1 divided by 3 end exponent l to the power of 2 divided by 3 end exponent c 2.5 + 0.75 ( y - t ) i 10 - 0.5 r the level of private savings is

Anew manufacturing technology makes it easier to make the product and causes a shift in the supply curve. what is the new equilibrium point after implementing the new technology? (hint: determine which direction a easier production shifts the supply curve and use that direction to pick the resulting equilibrium point.) $6 and 20,000 $4 and 30,000 $6 and 30,000 $4 and 20,000