Upland has a population of 15,000, of whom 9,000 work 8 hours a day to produce real output of $342,000.Lowland has a population of 8,000, of whom 7,000 work 7 hours a day to produce real output of $171,500.Q:Upland's productivity is $() per hour;Lowland's productivity is $() per hour;Hence, Upland has a ( higher or lower) standard of living than Lowland does.