Dell Corporation sent five different versions of an email to customers to determine which message was most effective at getting customers to make online purchases. While online sales rose by nearly 20%, two of the versions demonstrated higher than normal click-through rates. Experimentation conducted in a realistic environment is called a:1. field experiment.2. laboratory experiment.3. survey experiment.4. cross-sectional experiment.5. longitudinal experiment.

When someone buys a fourth television for his or her house, what is the result? a. there's a decrease in the marginal utility of the television. b. the increase in demand brings leads to higher prices for televisions. c. the production of televisions becomes more efficient. d. there's a rise in the opportunity cost of buying other goods.

Mai and chuck have been divorced since 2012. they have three boys, ages 6, 8, and 10. all of the boys live with mai and she receives child support from chuck. mai and chuck both work and the boys need child care before and after school. te boys attend the fun house day care center and mai paid them $2,000 and chuck paid them $3,000. mai's agi is $18,000 and chuck's is $29,000. mai will claim two of the boys as dependents. she signed form 8332 which allows chuck to claim one of the boys. who can take the child and dependent care credit?

What is the difference between the contractual interest rate and the market interest rate?