is a calculation used to approximate the actual, modified duration of a callable bond. It takes into account that future interest rate changes will affect the expected cash flows for a callable bond.

is an IRS deduction that allows teachers to exclude out-of-pocket teaching expenses from income.

is the rate of interest an investor earns in a year after accounting for the effects of compounding. 

, also referred to as a Coverdell Education Savings Account (or Coverdell ESA), is a tax-advantaged savings account intended to help parents and guardians prepare for the expense of their child’s educ [..]

, also referred to as a Coverdell Education Savings Account (or Coverdell ESA), is a tax-advantaged savings account intended to help parents and guardians prepare for the expense of their child’s educ [..]

is a tax credit associated with the payment of education expenses during the tax year.

is a social scientist devoted to the study of the relationship between human behavior and supply and demand.

 is the organized system of human activity involved in the production, consumption, exchange, and distribution of goods and services.

is the academic study of the production, distribution, and consumption of goods and services.

is a term that refers to the reduction of per-unit costs through the production of a wider variety of goods or services.