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  2. Science of value - Wikipedia

    en.wikipedia.org/wiki/Science_of_Value

    The science of value, or value science, is a creation of philosopher Robert S. Hartman, which attempts to formally elucidate value theory using both formal and symbolic logic. Fundamentals [ edit ]

  3. Added value - Wikipedia

    en.wikipedia.org/wiki/Added_value

    Added Value can also be defined as the difference between a particular product's final selling price and the direct and indirect input used in making that particular product. Also it can be said to be the process of increasing the perceived value of the product in the eyes of the consumers (formally known as the value proposition).

  4. Value theory - Wikipedia

    en.wikipedia.org/wiki/Value_theory

    Value theory, also known as axiology and theory of values, is the systematic study of values.As the branch of philosophy examining which things are good and what it means for something to be good, it distinguishes different types of values and explores how they can be measured and compared.

  5. Addition - Wikipedia

    en.wikipedia.org/wiki/Addition

    The commutativity and associativity of real addition are immediate; defining the real number 0 to be the set of negative rationals, it is easily seen to be the additive identity. Probably the trickiest part of this construction pertaining to addition is the definition of additive inverses. [67] Adding π 2 /6 and e using Cauchy sequences of ...

  6. Value (economics) - Wikipedia

    en.wikipedia.org/wiki/Value_(economics)

    In economics, economic value is a measure of the benefit provided by a good or service to an economic agent, and value for money represents an assessment of whether financial or other resources are being used effectively in order

  7. Value added - Wikipedia

    en.wikipedia.org/wiki/Value_added

    Value added is a term in financial economics for calculating the difference between market value of a product or service, and the sum value of its constituents. It is relatively expressed to the supply-demand curve for specific units of sale. [ 1 ]

  8. Science - Wikipedia

    en.wikipedia.org/wiki/Science

    Science is a systematic discipline that builds and organises knowledge in the form of testable hypotheses and predictions about the universe. [1] [2] Modern science is typically divided into two or three major branches: [3] the natural sciences (e.g., physics, chemistry, and biology), which study the physical world; and the behavioural sciences (e.g., economics, psychology, and sociology ...

  9. Scientific theory - Wikipedia

    en.wikipedia.org/wiki/Scientific_theory

    A scientific theory is an explanation of an aspect of the natural world and universe that can be (or a fortiori, that has been) repeatedly tested and corroborated in accordance with the scientific method, using accepted protocols of observation, measurement, and evaluation of results.