Please check again. The U.S. has never used a B mint mark. Perhaps you're seeing a D for Denver.
The opportunity cost of doing action A is not doing action B. So, the opportunity cost theoretically depends upon how much you value action A over action B (ie, value of action A - value of action B).
15 units of wheat are given up to get one more unit of steel.
GDP
market value b/c it is the true value while the book val is the val of assets, liabilities, and OE on the balance sheet
B. B. Singh has written: 'Production and marketing of wheat in India' -- subject(s): Wheat, Wheat trade
50 to 75 cents, assuming average wear.
Please check again. The U.S. has never used a B mint mark. Perhaps you're seeing a D for Denver.
Wheat
B.93 club were the winner of the Superligaen cup in 1939.
The U.S. has never used a B mint mark. The only mint marks you'll find on 1954 U.S. cents are blank (Phila.), D (Denver), and S (San Francisco)
1939
Eric B. Shumway was born in 1939.
W. B. Yeats died in 1939.
William B. Cravens died in 1939.
Frederick B. Williams was born in 1939.
John B. Conway was born in 1939.