There are two types of "open rates" one for electronic mail (aka e-mail; see below) and one for physical mail (aka snail mail via the USPS or other physical...

deliveries. Most email marketers use these metrics, along with open rate, bounce rate and other metrics, to understand the effectiveness and success of...

rate into the target range. Additional tools at the Fed's disposal are: the overnight reverse repurchase agreement facility, discount rate, and open market...

In finance, an exchange rate is the rate at which one currency will be exchanged for another currency. Currencies are most commonly national currencies...

computing, bit rate (bitrate or as a variable R) is the number of bits that are conveyed or processed per unit of time. The bit rate is expressed in...

Heart rate is the frequency of the heartbeat measured by the number of contractions of the heart per minute (beats per minute, or bpm). The heart rate varies...

federal funds rate. The Federal Open Market Committee (FOMC) meets eight times per year wherein they set a target for the federal funds rate. In the United...

tennis events every year, held before the French Open, Wimbledon and the US Open. The Australian Open typically starts around the middle of January and...

This is a list of historical rate actions by the United States Federal Open Market Committee (FOMC). The FOMC controls the supply of credit to banks and...

The prime rate or prime lending rate is an interest rate used by banks, typically representing the rate at which they lend to their most creditworthy...

An interest rate is the amount of interest due per period, as a proportion of the amount lent, deposited, or borrowed (called the principal sum). The total...

liquidity from commercial banks — to influence the short-term interest rate. Open market operations have become less prominent in this respect since the...

the nation. Rates were based on the distance between sender and receiver in the nation's early years. In the middle of the 19th century, rates stabilized...

The reaction rate or rate of reaction is the speed at which a chemical reaction takes place, defined as proportional to the increase in the concentration...

Frame rate, most commonly expressed in frame/s, frames per second or FPS, is typically the frequency (rate) at which consecutive images (frames) are captured...

short-term objective for the Fed's open market operations, which is usually a target level for the federal funds rate (the rate that commercial banks charge...

help authors manage sharing between repositories. Compliance rates with voluntary open access policies remain low (as low as 5%). However it has been...

Bank rate, also known as discount rate in American English, and (familiarly) the base rate in British English, is the rate of interest which a central...

The United States Open Championship, commonly known as the U.S. Open, is the annual open national championship of golf in the United States. It is the...

A fixed exchange rate, often called a pegged exchange rate or pegging, is a type of exchange rate regime in which a currency's value is fixed or pegged...

it is possible to track additional variables, such as the open rate of emails, the bounce rate, clickthrough to the checkout, etc. "Sales Letter (definition)"...

million, the park opened as Comiskey Park on April 18, 1991, taking its name from the original Comiskey Park, the team's home since 1910. Rate Field is situated...

This is a list of countries by tariff rate. The list includes sovereign states and self-governing dependent territories based upon the ISO standard ISO...

titles, including three majors at the 2023 Australian Open, 2024 Australian Open, and 2024 US Open, as well as nine WTA 1000 events. She has also won six...

Bounce rate is an Internet marketing term used in web traffic analysis. It represents the percentage of visitors who enter the site and then leave ("bounce")...

Open Source, by contrast, sought to encompass them all in one movement. For instance, the Open Knowledge Foundation's Open Definition describes "open"...

This is a list of countries by unemployment rate. Methods of calculation and presentation of unemployment rate vary from country to country. Some countries...

titles, including six major titles: four at the French Open, one at Wimbledon, and one at the US Open. She has also won the 2023 WTA Finals and ten WTA 1000...

By winning the 2023 French Open, he became the youngest man to win a major tennis tournament of any discipline in the Open Era, at 17 years and 33 days...

absent; (NH) not held; (SR) strike rate (events won / competed); (W–L) win–loss record. By winning the 1999 French Open, Agassi completed a men's singles...