The market demand curve for a firm operating under perfect competition is

24-karat gold is considered to be pure gold. 18-karat gold is considered to be about 75% gold. what is 18-karat gold considered a mixture rather than a pure substance? a) it has a variable composition of other elements and minerals. b) its color is different than pure gold. c) the gold atoms are not arranged in a repeating pattern. d) it can be melted and transformed into a different substance.

What name is given to the money that had to be paid by germany in ww2

When recursive formula can be used to determine the total amount of money earned in any year based on the amount earned in the previous years?