Behavioral finance argues that A. even if security prices are wrong, it may be difficult to exploit them. B. the failure to uncover successful trading rules or traders cannot be taken as proof of market efficiency. C. investors are rational. D. even if security prices are wrong, it may be difficult to exploit them and the failure to uncover successful trading rules or traders cannot be taken as proof of market efficiency. E. All of the options are correct.

Partnerships are the most common type of business firms in the world. t/f

Consider the market for gasoline. suppose that, in a competitive market without government regulations, the equilibrium price of gasoline is $3.00 per gallon, and employees at gas stations earn $17.50 per hour. complete the following table by indicating whether each of the statements is an example of a price ceiling or a price floor and whether it results in a shortage or a surplus or has no effect on the price and quantity that prevail in the market. statement price control effect the government has instituted a legal minimum price of $3.40 per gallon for gasoline. the government prohibits gas stations from selling gasoline for more than $3.40 per gallon. due to new regulations, gas stations that would like to pay better wages in order to hire more workers are prohibited from paying more than $14.50 per hour.

Every 10 years, the federal government sponsors a national survey of health and health practices (nhanes). one question in the survey asks participants to rate their overall health using a 5-point rating scale. what is the scale of measurement used for this question? ratio ordinal interval nominal