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Buy one, get one free. " Buy one, get one free " or " two for the price of one " is a common form of sales promotion. Economist Alex Tabarrok has argued that the success of this promotion lies in the fact that consumers value the first unit significantly more than the second one. So compared to a seemingly equivalent "Half price off" promotion ...
Coupon collector's problem. In probability theory, the coupon collector's problem refers to mathematical analysis of "collect all coupons and win" contests. It asks the following question: if each box of a given product (e.g., breakfast cereals) contains a coupon, and there are n different types of coupons, what is the probability that more ...
Radar beacon. Racon signal as seen on a radar screen. This beacon receives using sidelobe suppression and transmits the letter "Q" in Morse code near Boston Harbor (Nahant) 17 January 1985. Radar beacon (short: racon) is – according to article 1.103 of the International Telecommunication Union's (ITU) ITU Radio Regulations (RR) [1 ...
Hey Dude Women's Wendy Loafers. $29 $55 Save $26. Teachers, nurses and Mouse mavens swear by these light and lovely loafers for all-day wear. They come in 30-plus colors, but know that prices vary ...
For the first 12, weeks the metabolic parameters of these mice were measured, and for 5 weeks after that, mice were kept on their diets and subjected to behavioral testing. The results indicated ...
Coupon (finance) In finance, a coupon is the interest payment received by a bondholder from the date of issuance until the date of maturity of a bond . Coupons are normally described in terms of the "coupon rate", which is calculated by adding the sum of coupons paid per year and dividing it by the bond's face value.
Living Books experimenting with 'living' text, where children could tap on any word and hear it pronounced or build the whole sentence word by word. Schlichting chose to highlight the text because he "found kids follow anything that moves...we could get them to follow the reading if that was the only thing on the screen that was moving". [17]
The switch is typically a MOSFET, IGBT, or BJT transistor. The Ćuk converter [1] ( Serbo-Croatian: [tɕûːk], English: / ˈtʃuːk /) is a type of buck-boost converter with low ripple current. [2] A Ćuk converter can be seen as a combination of boost converter and buck converter, having one switching device and a mutual capacitor, to couple ...