While a trade-off between inflation and unemployment may exist when people expect no inflation, when they realize inflation is occurring, what happens?

The families that applied for the Moving to Opportunity program wee assigned into three groups. Which of the following does not describe one of those groups?

A) People in one group received nothing but were able to live in public housing with their rents fixed at 30% of their household incomes. B) People in one group were moved to housing in neighborhoods with poverty rates of less than 10%, and those people received vouchers to pay for 100% of their rent. C) People in one group received a voucher they could use to help pay for private housing, with the voucher paying any rent beyond 30% of their household incomes. D) People in one group received a voucher they could use to help pay for private housing, with the voucher paying any rent beyond 30% of their household incomes, but the voucher was good only if the family moved to a neighborhood with a poverty rate of less than 10%.

A mandatory seatbelt law ends up raising the number of traffic fatalities if it lowers fatalities per accident from 0.11 to 0.08 while raising the number of accidents per period from 100,000 to any more than

A) 108,000. B) 111,111. C) 137,500. D) 110,000.