What is the primary benefit for people and nations that engage in trade?

Bcorporation, a merchandising company, reported the following results for october: sales $ 490,000 cost of goods sold (all variable) $ 169,700 total variable selling expense $ 24,200 total fixed selling expense $ 21,700 total variable administrative expense $ 13,200 total fixed administrative expense $ 33,600 the contribution margin for october is:

The usa today reports that the average expenditure on valentine's day is $100.89. do male and female consumers differ in the amounts they spend? the average expenditure in a sample survey of 47 male consumers was $135.67, and the average expenditure in a sample survey of 38 female consumers was $68.64. based on past surveys, the standard deviation for male consumers is assumed to be $34, and the standard deviation for female consumers is assumed to be $17.

After testing its water, a city water department issues a report to the related citizens, noting what chemicals have been identified, their doses, and the estimated risks of exposure at these levels. this report represents a type of