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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 ...
Day count convention. In finance, a day count convention determines how interest accrues over time for a variety of investments, including bonds, notes, loans, mortgages, medium-term notes, swaps, and forward rate agreements (FRAs). This determines the number of days between two coupon payments, thus calculating the amount transferred on ...
Merton model. The Merton model, [1] developed by Robert C. Merton in 1974, is a widely used "structural" credit risk model. Analysts and investors utilize the Merton model to understand how capable a company is at meeting financial obligations, servicing its debt, and weighing the general possibility that it will go into credit default. [2]
Last year, PwC announced a $1 billion investment in the new technology. Shortly after the consulting company rolled out its AI upskilling initiative “My AI” in August 2023, around 350 ...
The video game operator said it expects sales to be in the range of $872 million-$892 million in its fiscal first quarter, down from $1.24 billion in the same period a year prior. Wall Street had ...
Here's where financial illiteracy can get you. '[Credit cards] own you': This Texas woman has a mountain of debt from cosmetics and Pokemon cards while spending 20% of her income on car payments.
Often discussed in tandem with KR-20, is Kuder–Richardson Formula 21 (KR-21). KR-21 is a simplified version of KR-20, which can be used when the difficulty of all items on the test are known to be equal. Like KR-20, KR-21 was first set forth as the twenty-first formula discussed in Kuder and Richardson's 1937 paper.