Several years ago John Johnson, who is in the lending business, loaned Sara $30,000 to purchase an automobile to be used for personal purposes. In August of the current year, Sara filed for bankruptcy, after paying back $1,000 of the loan to John. John was notified by the bankruptcy court that he could not expect to receive more than an additional $4,000. John has contacted you about the possibility of taking a bad debt deduction for the current year.

Abroker showed one of his own listings to a buyer he was representing. the buyer decided to make an offer on the property, which was accepted. at no point did the broker disclose his dual agency status. the broker may be:

The prebisch–singer hypothesis concludes that: a. technology lowers the cost of manufactured products, so developing countries should see an increase in their terms of trade. b. developing countries experience a long-run decline in their terms of trade, as the demand for primary products in higher-income countries declines relative to their demand for manufactured goods. c. because of unfair trading practices, labor in developing countries is exploited. d. opec has been responsible for a slowdown in the world's standard of living.

Experienced problem solvers always consider both the value and units of their answer to a problem. why?