Why do central banks play an important role in the global economy?

Which change is illustrated by the shift taking place on this graph? a decrease in supply an increase in supply o an increase in demand o a decrease in demand

The following information is for alex corp: product x: revenue $12.00 variable cost $4.50 product y: revenue $44.50 variable cost $9.50 total fixed costs $75,000 what is the breakeven point assuming the sales mix consists of two units of product x and one unit of product y?

Which of the following would cause a shift to the right of the supply curve for gasoline? i. a large increase in the price of public transportation. ii. a large decrease in the price of automobiles. iii. a large reduction in the costs of producing gasoline