Financial and business terms. 2012.
Ratio Call Write — An option strategy in which an investor owns shares in the underlying stock and writes more at the money call options than the amount of underlying shares owned. The goal of a ratio call write is to capture the premiums received by the option… … Investment dictionary
Ratio — This article is about the mathematical concept. For the Swedish institute, see Ratio Institute. For the academic journal, see Ratio (journal). For the philosophical concept, see Reason. For the legal concept, see Ratio decidendi. The ratio of… … Wikipedia
Ratio spread — The ratio spread is a strategy in options trading that involves buying some number of options and selling a larger number of other options of the same underlying market and (usually) the same expiration date, but of a different strike price.… … Wikipedia
Ratio Spread — An options strategy in which an investor simultaneously holds an unequal number of long and short positions. A commonly used ratio is two short options for every option purchased. A ratio spread would be achieved by purchasing one call option… … Investment dictionary
Likelihood-ratio test — The likelihood ratio, often denoted by Lambda (the capital Greek letter lambda), is the ratio of the maximum probability of a result under two different hypotheses. A likelihood ratio test is a statistical test for making a decision between two… … Wikipedia
Variable Ratio Write — An option strategy in which an investor holds a long position in the underlying asset and writes multiple call options at varying strike prices. Variable ratio writes have limited profit potential because the trader is only looking to capture the … Investment dictionary
Pixel aspect ratio — (PAR), in computer graphics terminology, is a mathematical ratio that describes how the horizontal length of a pixel in an imaging system compares to its vertical height.Most modern imaging systems describe an image as a grid of very small but… … Wikipedia
A Certain Ratio — Infobox musical artist Name = A Certain Ratio Img capt = Img size = Background = group or band Origin = Manchester, England Genre = Post punk Alternative dance House music Years active = 1977 present Label = Factory/A M UK Associated acts = Also… … Wikipedia
Golden ratio base — is a non standard positional numeral system that uses the golden ratio (an irrational number ≈1.61803... symbolized by the Greek letter φ) as its base. It is sometimes referred to as base φ, golden mean base, phi base, or, colloquially, phinary.… … Wikipedia
equitas est perfecta quaedam ratio qua; jus scriptum interpretatur et emendat; nulla scriptura comprehensa, sed solum in vera ratione consistens — /iykwataes est parfekta kwiydam reyshiyow kwiy jas skriptam intarprateytar et amendat; nala skriptyura komprahensa, sed sowlam in vira reyshiyowniy kansistenz/ Equity is a certain perfect reason, which interprets and amends the written law,… … Black's law dictionary
