Let's think next about the market for donuts. And let's say that two things happen to this market at the same time: Scientists discover that sugar is actually good for you, so that donuts are more popular than ever before, and the minimum wage rises (assuming lots of workers at donut shops made less than the minimum wage before). These two changes will cause two simultaneous effects in the market for donuts. What are they?An increase in demand and a decrease in supply An increase in bath demand and supply.r