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  2. Bayesian-optimal pricing - Wikipedia

    en.wikipedia.org/wiki/Bayesian-optimal_pricing

    The extended mechanism is called 2SPM. It is parametrized by an order on the buyers, an order on the sellers, and a matrix of prices - a price for each buyer-seller pair. The prices are offered to in order to buyers and sellers who may either accept or reject the offer. The approximation ratio is between 3 and 16, depending on the setting. [10]

  3. List of massively multiplayer online role-playing games

    en.wikipedia.org/wiki/List_of_massively...

    Old School RuneScape: Active 3D Medieval fantasy Freemium, but with bulk of content pay-to-play 2013 Standalone & Steam Java-based fork of the 2007 version of RuneScape 2, started in 2013 Omerta: Active Text-based Crime (mafia) Free-to-play 2003 Browser Mafia-themed Order and Chaos Online: Closed 3D: Fantasy: Free-to-play: 2011: 2023 Order ...

  4. Auction theory - Wikipedia

    en.wikipedia.org/wiki/Auction_theory

    Sellers use auction theory to raise higher revenues while allowing buyers to procure at a lower cost. The confluence of the price between the buyer and seller is an economic equilibrium . Auction theorists design rules for auctions to address issues that can lead to market failure .

  5. Gold farming - Wikipedia

    en.wikipedia.org/wiki/Gold_farming

    Gold farming is the practice of playing a massively multiplayer online game (MMO) to acquire in-game currency, later selling it for real-world money. [1] [2] [3]Gold farming is distinct from other practices in online multiplayer games, such as power leveling, as gold farming refers specifically to harvesting in-game currency, not rank or experience points.

  6. First-price sealed-bid auction - Wikipedia

    en.wikipedia.org/wiki/First-price_sealed-bid_auction

    The highest bidder pays 1/2 of his/her bid. In effect, this variant simulates the Bayesian-Nash equilibrium strategies of the players, so in the Bayesian-Nash equilibrium, both bidders bid their true value. This example is a special case of a much more general principle: the revelation principle.

  7. Price discrimination - Wikipedia

    en.wikipedia.org/wiki/Price_discrimination

    Direct segmentation: seller conditions price on some attribute (e.g., age or gender) that directly segments the buyers; Indirect segmentation: seller relies on some proxy (e.g., package size, usage quantity, coupon) to structure a choice that indirectly segments the buyers; Uniform pricing: seller sets a single price for each unit of the product.

  8. Valuation (finance) - Wikipedia

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

    In valuing a mining project or mining property, fair market value is the standard of value to be used. In general, [ 23 ] this result will be a function of the property's "reserve" - the estimated size and grade of the deposit in question - and the complexity and costs of extracting this.

  9. Buyer's premium - Wikipedia

    en.wikipedia.org/wiki/Buyer's_premium

    The buyer's premium was a feature in Roman auctions during the reign of Augustus, when buyers were required to pay a two percent tax on purchases. [4] The modern buyer's premium was introduced at 10% by Christie's and Sotheby's in London in September 1975. [5] Percentages have varied widely, but have risen sharply with time.