# Marginal Tax Rate

Business / Finance / Marginal Tax Rate: The tax rate that would have to be paid on any additional dollars of taxable income earned.

## Other Words for Marginal

Marginal Noun Synonyms: borderline, minimal, small, slight, negligible, insignificant, tiny, infinitesimal
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## Other Words for Rate

Rate Verb Synonyms: measure, pace, gait, speed, velocity, clip
Rate Noun Synonyms: rank, grade, class, classify, evaluate, estimate, calculate, compute, count, reckon, judge, gauge, assess, appraise, measure
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## Other Words for Tax

Tax Noun Synonyms: assess, exact, demand, charge, impose or levy a tax (on), tithe
Tax Adjective Synonyms: levy, impost, duty, tariff, assessment, tribute, toll, excise, customs, charge, contribution, scot, tithe, octroi, cess, rate(s), dues
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### Effective Tax Rate

Business / Accounting / Effective Tax Rate: A tax rate that reflects the percentage of the actual tax liability to the accounting income generated by the company, that is, net tax liability/financial (book) income before taxes. MORE

### Rate Lock

Business / Finance / Rate Lock: An agreement between the mortgage banker and the loan applicant guaranteeing a specified interest rate for a designated period, usually 60 days. MORE

### Rate Of Interest

Business / Finance / Rate Of Interest: The rate, as a proportion of the principal, at which interest is computed. MORE

### Rate Law

Science / Chemistry / Rate Law: A rate law or rate equation relates reaction rate with the concentrations of reactants, catalysts, and inhibitors. For example, the rate law for the one-step reaction A + B rightarrow C is d[C]/dt = k MORE

### Rate Of Return

Business / Accounting / Rate Of Return: Also called the "yield," this is the return on an investment expressed as a percentage of its cost (e.g., \$3 annual return divided by \$24 price per share = .125 or a 12.5% rate of return). MORE

### Rate Factor

Business / Real Estate / Rate Factor: The number of dollars required to pay off each \$1,000 of a mortgage loan. MORE