100 Demand 150 Demand 90 135 80 120 70 105 60 90 50 SALARY (Thousands of dollars) SALARY (Thousands of dollars) 40 60 30 45 20 Supply 30 Supply 10 15 0 7 14 21 28 35 42 49 56 63 70 4 8 12 16 20 24 28 32 30 40 QUANTITY (Assistant music professors) QUANTITY (Assistant biology professors) and the equilibrium quantity is assistant professors in music. On The equilibrium wage of an assistant professor in music is $ , and the equilibrium quantity is assistant the other hand, the equilibrium wage of an assistant professor in biology is $ professors in biology