Suppose Charles owns a lawn-mowing company. Assume that without workers, no yards are mowed. When he hires one worker, he is able to mow 5 yards per day. With two workers, he can mow 11 yards per day, and with three workers, he can mow 19 yards per day.

The marginal product of the first worker is ? yards per day.

The marginal product of the second worker is ? yards per day.

Last, the marginal product of the third worker is ? yards per day.

An investor purchases 500 shares of nevada industries common stock for $22.00 per share today. at t = 1 year, this investor receives a $0.42 per share dividend (which is not reinvested) on the 500 shares and purchases an additional 500 shares for $24.75 per share. at t = 2 years, he receives another $0.42 (not reinvested) per share dividend on 1,000 shares and purchases 600 more shares for $31.25 per share. at t = 3 years, he sells 1,000 of the shares for $35.50 per share and the remaining 600 shares at $36.00 per share, but receives no dividends. assuming no commissions or taxes, the money-weighted rate of return received on this investment is closest to: