Jack dorsey is the designer of square reader, which allows smartphones to become a point-of-sale (pos) terminal, and lets small businesses and entrepreneurs process credit-card payments where they weren't able to before because of the fees involved. trish is a manager for a small business owner who is currently locked into a contract with a credit-card company. the owner has asked trish to look for ways in which they can reduce costs, thereby creating a more profitable bottom line. how can trish demonstrate that she understands efficiency, using the concept jack dorsey created?

Pressure systems, inc., manufactures high-accuracy liquid-level transducers. it is investigating whether it should update certain equipment now or wait to do it later. if the cost now is $200,000, what will the equivalent amount be 3 years from now at an interest rate of 10% per year?

Gary lives in an area that receives high rainfall and thunderstorms throughout the year. which device would be useful to him to maintain his computer?

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.