Mary sets a target for the project budget during the planning phase. while executing the project, she checks to make sure she is within budget. mary determines that she needs to refine the scope of the project and change her timeline and costs for the project activities. mary is using which tool to manage the cost of this project?

Answer the questions about keynesian theory, market economics, and government policy. keynes believed that there were "sticky" wages and that recessions are caused by increases in prices. decreases in supply. decreases in aggregate demand (ad). increases in unemployment. keynes believed the government should increase ad through increased government spending, but not tax cuts. control wages to increase employment because of sticky wages. increase employment through tax cuts only. increase as through tax cuts. increase ad through either increased government spending or tax cuts. intervene when individual markets fail by controlling prices and production.

Asupermarket has been experiencing long lines during peak periods of the day. the problem is noticeably worse on certain days of the week, and the peak periods are sometimes different according to the day of the week. there are usually enough workers on the job to open all cash registers. the problem is knowing when to call some of the workers stocking shelves up to the front to work the checkout counters. how might decision models the supermarket? what data would be needed to develop these models?

What is a potential negative effect of an expansionary policy? decreased borrowing increased interest rates increased inflation decreased available credit