q1 ) In the orange market, in which of the following cases will the equilibrium price necessarily increase? 1 Both the supply and demand curves both increase. 2 The price of apple juice has risen. 3 A bumper crop for oranges is expected. 4 Newspaper story of oranges causing cancer. q2)In the Egg market, a price floor that is set above market equilibrium will cause 1 – queuing on the part of consumers. 2 a surplus. 3 a shortage. 4 an excess quantity demanded. q3)If a group of sellers of bubble gum have decided to put more of that product on the market, this is shown graphically as: 1 -a shift to the left in the supply curve. 2 a shift to the left in the demand curve. 3 not enough information is given to answer this. 4 an increase in the quantity of demand which is movement along the demand curve. q4)Which one of the following would cause an increase in the supply schedule of airplanes? 1 a decrease in the demand for planes. 2 an increase in taxes applied to plane producers. 3 an increase in the price of planes. 4 an improvement in the technology used to produce planes.