(a) Explain, with a diagram, what is a tax wedge (b) Explain, with examples, price floor & price ceiling (c) Consider the market for cigarettes where the equilibrium quantity sold is Q at an equilibrium price P. To discourage smoking, the government decides that henceforth all customers will pay a tax of $1 on every pack of cigarettes they purchase. Will the new equilibrium price be P + 1? Why or why not? Explain with a diagram. (d) A $15 minimum wage can cause increase in unemployment in several areas of the country. Explain this statement with a diagram and detailed explanation