Urgently needs help. Thanks

Mankiw attributes – chapter 1 and his 10 principles – differences in living standards within a countryover time and across countries at a moment in time to: a. the presence or absence of inflation and unemployment. b. the allocation of resources between private markets and the public sector. c. those that have dealt successfully with the efficiency v. equality tradeoff and those that haven’t. d. differences in productivity. e. ones that think at the margin and respond to incentives and those that don’t.

Here a fun and extra question will give brainless to the best onehow much wood could a wood chuck chuck if a wood chuck could chuck wood?

In what way does loess (yellow silt) contribute to the flooding of rivers? in what way does loess (yellow silt) contribute to the flooding of rivers? question 10 options: it constantly raises the bed of the rivers. it creates new paths for new rivers. it creates earthen dams on rivers. it erodes land around the rivers