In perfect​ competition, a​ firm's marginal revenue is A.
equal to price.
B.
the change in the​ firm's total revenue divided by the change in the​ firm's output.
C.
the additional revenue the firm earns when it sells one more unit of output.
D.
All of the above.
E.
Only A and B above.

The idea of a progressive income tax, which is still a standard taxing policy in the u.s. today, was aggressively sought by the populist party. select the best answer from the choices provided true or false

According to the federal regulations, which of the following studies meets the definition of research with human subjects? a study of twenty 4th grade classrooms in which researchers ask the schools to systematically vary the time of day reading is taught, and collect weekly assessments of reading comprehension for each child over a three-month period.the collection of data, by a playground designer hired by the superintendent of schools, about the physical dimensions of school playgrounds, presence of fencing, and the kinds of equipment currently provided.a feasibility study for implementing a year-round school program, focusing on economic issues such a facilities utilization and transportation costs.an analysis of aggregate data comparing statewide high school graduation rates provided by the state department of public instruction, using county tax information.

Personal finance skills have the most significant impact on an individual’s