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  2. Variable cost - Wikipedia

    en.wikipedia.org/wiki/Variable_cost

    Variable costs are costs that change as the quantity of the good or service that a business produces changes. [1] Variable costs are the sum of marginal costs over all units produced. They can also be considered normal costs. Fixed costs and variable costs make up the two components of total cost.

  3. Charge (physics) - Wikipedia

    en.wikipedia.org/wiki/Charge_(physics)

    This charge is sometimes called the Noether charge. Thus, for example, the electric charge is the generator of the U(1) symmetry of electromagnetism. The conserved current is the electric current. In the case of local, dynamical symmetries, associated with every charge is a gauge field; when quantized, the gauge field becomes a gauge boson. The ...

  4. Cost of goods sold - Wikipedia

    en.wikipedia.org/wiki/Cost_of_goods_sold

    Cost of goods sold (COGS) is the carrying value of goods sold during a particular period.. Costs are associated with particular goods using one of the several formulas, including specific identification, first-in first-out (FIFO), or average cost.

  5. Indirect costs - Wikipedia

    en.wikipedia.org/wiki/Indirect_costs

    Like direct costs, indirect costs may be either fixed or variable. Indirect costs include administration, personnel and security costs. These are those costs which are not directly related to production. Some indirect costs may be overhead, but other overhead costs can be directly attributed to a project and are direct costs.

  6. Voltage - Wikipedia

    en.wikipedia.org/wiki/Voltage

    The SI unit of work per unit charge is the joule per coulomb, where 1 volt = 1 joule (of work) per 1 coulomb of charge. [citation needed] The old SI definition for volt used power and current; starting in 1990, the quantum Hall and Josephson effect were used, [10] and in 2019 physical constants were given defined values for the definition of all SI units.

  7. What are variable annuities? Benefits, risks and how they work

    www.aol.com/finance/variable-annuities-benefits...

    Variable annuities can come with a host of fees, including sales charges and administrative fees. Make sure you understand how these fees are deducted from your account and whether they’re ...

  8. Fixed cost - Wikipedia

    en.wikipedia.org/wiki/Fixed_cost

    By definition, there are no fixed costs in the long run, because the long run is a sufficient period of time for all short-run fixed inputs to become variable. [ 2 ] [ 3 ] Investments in facilities, equipment, and the basic organization that cannot be significantly reduced in a short period of time are referred to as committed fixed costs.

  9. Retirement annuities: Pros and cons of annuity investing - AOL

    www.aol.com/finance/retirement-annuities-pros...

    Variable annuities: ... Early withdrawals can also incur surrender charges, reducing the value of the contract, along with high fees and sales commissions. Additionally, if the issuing insurance ...