Which of the following would increase supply? @ a decrease in resource costs 0 an increase in demand 0 an increase in price Assuming a market consisted of only the three firms depicted below, what quantity would be supplied by the market at a price of $10? P $11 $10 $9 $8 $7 $6 $5 $4 $3 $2 $1 1 3 4 5 6 7 8 9 10 11 Q O 2 3 O7 12Which of the following includes a graph that is an accurate depiction of a demand curve? P D Q OP D Q OP D Q 0 all of the above