D Question 6 2 pts Which of the following would cause a decrease in the supply of rides from Uber in the state of Washington? O lower prices for food delivery services, a substitute in production of ride sharing O lower wages for drivers O better technology for coordinating driver routes O more regulation of ride sharing services D Question 7 2 pts Economists who study the market for rubber automobile tires have concluded that the supply curve has recently shifted to the right. What might have caused this? O the expectations of producers of automobile tires that future tire prices will rise O an increase in the price of automobile tires O a decrease in the price of rubber O a hurricane that destroyed many rubber tree plantations in South America D Question 8 2 pts Industry analysts for the pumpkin spice muffin market have concluded that the supply curve has recently shifted to the left. What might have caused this? O The number of pumpkin spice muffin producers has increased. O The price of pumpkin spice flavoring has increased. O Producers of pumpkin spice muffins are expecting future muffin prices to fall. O The technology used in baking the muffins has improved. D Question 9 2 pts Janet has an inventory of 100 houseplants. She expects that she can get a higher price for the houseplants she sells in one month. How does this affect her supply of houseplants today and in one month? O Her supply today increases; her supply next month increases. O Her supply today increases; her supply next month decreases. O Her supply today is unaffected; her supply next month increases. O Her supply today decreases; her supply next month increases. D Question 10 2 pts A tsunami destroys many power plants on the coast of a country. What change can be expected in the supply of electricity in that country? O a movement to the left along a supply curve O a shift to the right of the supply curve O a movement to the right along a supply curve O a shift to the left of the supply curve