Increases in resources or improvements in technology will tend to cause a society's production possibility frontier to:Question 10 options:a) shift inward. b) remain unchanged. c) shift outward. d) become vertical.

Which of the following actions is most likely to result in a decrease in the money supply? a. the discount rate on overnight loans is lowered. b. the government sells a new batch of treasury bonds. c. the federal reserve bank buys treasury bonds. d. the required reserve ratio for banks is decreased. 2b2t

Acrosswalk_when there are no pavement markings.

Areal estate agent is considering changing her cell phone plan. there are three plans to choose from, all of which involve a monthly service charge of $20. plan a has a cost of $.42 a minute for daytime calls and $.17 a minute for evening calls. plan b has a charge of $.52 a minute for daytime calls and $.15 a minute for evening calls. plan c has a flat rate of $80 with 275 minutes of calls allowed per month and a charge of $.38 per minute beyond that, day or evening. a. determine the total charge under each plan for this case: 150 minutes of day calls and 70 minutes of evening calls in a month. (do not round intermediate calculations. round your answer to 2 decimal places. omit the "$" sign in your response.)c. if the agent will use the service for daytime calls, over what range of call minutes will each plan be optimal? (round each answer to the nearest whole number. include the indifference point itself in each answer.)d. suppose that the agent expects both daytime and evening calls. at what point (i. e., percentage of total call minutes used for daytime calls) would she be indifferent between plans a and b?