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  2. Law of demand - Wikipedia

    en.wikipedia.org/wiki/Law_of_demand

    The elasticity of demand follows the law of demand and its definition. However, there are goods and specific situations that defy the law of demand. Generally, the amount demanded of a good increases with a decrease in price of the good and vice versa. In some cases this may not be true. There are certain goods which do not follow the law of ...

  3. Demand curve - Wikipedia

    en.wikipedia.org/wiki/Demand_curve

    In most circumstances the demand curve has a negative slope, and therefore slopes downwards. This is due to the law of demand which conditions that there is an inverse relationship between price and the demand of commodity (good or a service). As price goes up quantity demanded reduces and as price reduces quantity demanded increases.

  4. One-to-many (data model) - Wikipedia

    en.wikipedia.org/wiki/One-to-many_(data_model)

    A one-to-many relationship is not a property of the data, but rather of the relationship itself. One-to-many often refer to a primary key to foreign key relationship between two tables, where the record in the first table can relate to multiple records in the second table. A foreign key is one side of the relationship that shows a row or ...

  5. What is Supply and Demand? - AOL

    www.aol.com/news/2013-04-16-supply-and-demand...

    Getty Images April is Financial Literacy Month, and our goal is to help you raise your money IQ. In this series, we'll tackle key economic concepts -- ones that affect your everyday finances and ...

  6. Supply and demand - Wikipedia

    en.wikipedia.org/wiki/Supply_and_demand

    Supply chain as connected supply and demand curves. In microeconomics, supply and demand is an economic model of price determination in a market.It postulates that, holding all else equal, the unit price for a particular good or other traded item in a perfectly competitive market, will vary until it settles at the market-clearing price, where the quantity demanded equals the quantity supplied ...

  7. Market demand schedule - Wikipedia

    en.wikipedia.org/wiki/Market_demand_schedule

    At any given price, the corresponding value on the demand schedule is the sum of all consumers’ quantities demanded at that price. Generally, there is an inverse relationship between the price and the quantity demanded. [1] [2] The graphical representation of a demand schedule is called a demand curve. An example of a market demand schedule

  8. Demand - Wikipedia

    en.wikipedia.org/wiki/Demand

    A demand function states the relationship between the demand for a product and its various determinants. It is a shorthand way of saying that quantity demanded depends on various determinants. [7] It gives functional relationship (i.e., cause and effect relationship) between the demand for a commodity and various factors affecting demand.

  9. Cardinality (data modeling) - Wikipedia

    en.wikipedia.org/wiki/Cardinality_(data_modeling)

    A one-to-many relationship between records in patient and records in appointment because patients can have many appointments and each appointment involves only one patient. [ 1 ] A one-to-one relationship is mostly used to split a table in two in order to provide information concisely and make it more understandable.