What is a rule of solid database design regarding calculated values?

The average daily foreign exchange trading by banks around the world is closest to $ a. 1.5 trillion b. 1 trillion c. 600 billion d. 700 billion e. 1.3 trillion

Jing-sheng facilitated a hiring committee for his advertising company. six employees (including two managers) met together to discuss applicants and select the finalists for a copywriter position in the public relations department. although the head of public relations would have the final nod on the candidate that would ultimately be hired, the evaluative work of the committee was very important because this group would send forward those persons they believed would be good work colleagues. in setting up this type of hiring process, the head of public relations was utilizing a(n) style of leadership.a. autocraticb. free-reinc. contingentd. participative

Atrough in the business cycle occurs when