Which observation about subsidies is true? Multiple Choice Subsidies help foreign producers gain a competitive advantage over domestic producers. Government subsidies must be paid for, typically by taxing individuals and corporations. All subsidies are successful at increasing the international competitiveness of domestic producers. Subsidies are used to reduce exports from a sector, often for political reasons.Which observation about tariffs is true? Multiple Choice Import tariffs increase the overall efficiency of the world economy. Import tariffs reduce domestic prices on goods. Tariffs are generally anti-producer and pro-consumer. Export tariffs are used to ensure there is sufficient supply of a good within a country