Rate or rates may refer to:
- Rate (mathematics) In mathematics, a rate is a ratio between two measurements, often with different units.. If the unit or quantity in respect of which something is changing is not specified, usually the rate is per unit time. However, a rate of change can be specified per unit time, or per unit of length or mass or another quantity. The most common type of rate is &, a specific kind of ratio, in which two measurements are related to each other
- Naval rating In the Royal Navy, a rating or rate is a military rank that is not conferred by commission or warrant. It may refer to the rank, or may be used as a synonym for an ordinary sailor. A rate is the equivalent of a military rank, held by a person below the ranks of Warrant Officer. A person who holds a rate is known as a rating, a term used to designate speciality or rank of naval officials
- Rate of a ship The rating system of the Royal Navy and its predecessors was used by that navy between the beginning of the 17th century and the middle of the 19th century to categorise sailing warships, initially classing them according to their assigned complement of men, and later according to the number of their carriage-mounted guns, a term indicating a sail ship's firepower in the British Royal Navy
- Rates Rates is a Portuguese parish and town located in the municipality of Póvoa de Varzim. In the census of 2001, it had a population of 2,539 inhabitants and a total area of 13.88 square kilometres, a Portuguese parish and town located in the municipality of Póvoa de Varzim
- Bit rate In telecommunications and computing, bitrate is the number of bits that are conveyed or processed per unit of time, number of bits that are conveyed or processed per unit of time
- In math and finance
- Rate function In mathematics — specifically, in large deviations theory — a rate function is a function used to quantify the probabilities of rare events. It is required to have several "nice" properties which assist in the formulation of the large deviation principle. In some sense, the large deviation principle is an analogue of weak convergence, a function used to quantify the probabilities of rare event
- Rates (tax) Rates are a type of taxation system in the United Kingdom, and in places with systems deriving from the British one, used to fund local government, a type of taxation system used to fund local government
- Exchange rate In finance, the exchange rates between two currencies specifies how much one currency is worth in terms of the other. It is the value of a foreign nation’s currency in terms of the home nation’s currency. For example an exchange rate of 91 Japanese yen (JPY, ¥) to the United States dollar (USD, $) means that JPY 91 is worth the same as USD 1, specifies how much one currency is worth in terms of the other
- In human growth
- Birth rate According to the United Nations' World Population Prospects: The 2008 Revision Population Database, crude birth rate is the Number of births over a given period divided by the person-years lived by the population over that period. It is expressed as number of births per 1,000 population. CBR =, the natality or childbirths per 1,000 people per year
- Mortality rate Mortality rate is a measure of the number of deaths in some population, scaled to the size of that population, per unit time. Mortality rate is typically expressed in units of deaths per 1000 individuals per year; thus, a mortality rate of 9.5 in a population of 100,000 would mean 950 deaths per year in that entire population. It is distinct from, a measure of the number of deaths in some population
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Hatzius is among economists anticipating the Fed will keep its benchmark interest rate near zero at least for the rest of the year. ...
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