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  2. Discounts and allowances - Wikipedia

    en.wikipedia.org/wiki/Discounts_and_allowances

    For the band, see Senior Discount (band). Discounts and allowances are reductions to a basic price of goods or services. They can occur anywhere in the distribution channel, modifying either the manufacturer's list price (determined by the manufacturer and often printed on the package), the retail price (set by the retailer and often attached ...

  3. Experience curve effects - Wikipedia

    en.wikipedia.org/wiki/Experience_curve_effects

    An example of experience curve effects: Swanson's law states that solar module prices have dropped about 20% for each doubling of installed capacity. [1] [2]In industry, models of the learning or experience curve effect express the relationship between experience producing a good and the efficiency of that production, specifically, efficiency gains that follow investment in the effort.

  4. Forgetting curve - Wikipedia

    en.wikipedia.org/wiki/Forgetting_curve

    Forgetting curve. A representation of the forgetting curve showing retained information halving after each day. The forgetting curve hypothesizes the decline of memory retention in time. This curve shows how information is lost over time when there is no attempt to retain it. [ 1] A related concept is the strength of memory that refers to the ...

  5. Learning curve - Wikipedia

    en.wikipedia.org/wiki/Learning_curve

    A learning curve is a graphical representation of the relationship between how proficient people are at a task and the amount of experience they have. Proficiency (measured on the vertical axis) usually increases with increased experience (the horizontal axis), that is to say, the more someone, groups, companies or industries perform a task, the better their performance at the task.

  6. Coupon (finance) - Wikipedia

    en.wikipedia.org/wiki/Coupon_(finance)

    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. [ 1] 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. [ 2]

  7. 26 million tons of clothing end up in China's landfills each ...

    www.aol.com/news/chinas-landfills-brim-textile...

    At a factory in Zhejiang province on China’s eastern coast, two mounds of discarded cotton clothing and bed linens, loosely separated into dark and light colors, pile up on a workroom floor.

  8. List of datasets for machine-learning research - Wikipedia

    en.wikipedia.org/wiki/List_of_datasets_for...

    Machine learningand data mining. These datasets are used in machine learning (ML) research and have been cited in peer-reviewed academic journals. Datasets are an integral part of the field of machine learning. Major advances in this field can result from advances in learning algorithms (such as deep learning ), computer hardware, and, less ...

  9. Tax-free shopping - Wikipedia

    en.wikipedia.org/wiki/Tax-free_shopping

    A tax-free shopping retailer. Tax-free shopping (TFS) is the buying of goods in another country or state and obtaining a refund of the sales tax which has been collected by the retailer on those goods. [1] The sales tax may be variously described as a sales tax, goods and services tax (GST), value added tax (VAT), or consumption tax .