1. When is a buy-back contract appropriate?
2. When is a payback contract appropriate?
3. What about an option contract? How are they related?
4. Explain how buy-back and pay-back contracts are special types of options contracts.

Luis and rosa, citizens of costa rica, moved to the united states in year 1 where they both lived and worked. in year 3, they provided the total support for their four young children (all under the age of 10). two children lived with luis and rosa in the u.s., one child lived with his aunt in mexico, and one child lived with her grandmother in costa rica. none of the children earned any income. all of the children were citizens of costa rica. the child in mexico was a resident of mexico, and the child in costa rica was a resident of costa rica. how many total exemptions (personal exemptions plus exemptions for dependents) may luis and rosa claim on their year 3 joint income tax return? a. 6 b. 5 c. 4 d. 2

The following selected amounts are reported on the year-end unadjusted trial balance report for a company that uses the percent of sales method to determine its bad debts expense. accounts receivable $ 435,000 debit allowance for doubtful accounts 1,250 debit net sales 2,100,000 credit all sales are made on credit. based on past experience, the company estimates 1.0% of credit sales to be uncollectible. what adjusting entry should the company make at the end of the current year to record its estimated bad debts expense

True or flase? a. new technological developments can us adapt to depleting sources of natural resources. b. research and development funds from the government to private industry never pay off for the country as a whole; they only increase the profits of rich corporations. c. in order for fledgling industries in poor nations to thrive, they must receive protection from foreign trade. d. countries with few natural resources will always be poor. e. as long as real gdp (gross domestic product) grows at a slower rate than the population, per capita real gdp increases.