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An atom with an imbalance of electrons to protons is
Calls
In finance, refers to an agreement that gives the buyer the right, but not the obligation, to buy a stock, bond, commodity, or other instrument at a specified price within a specific time period.
Step-Variable Cost
Costs that remain fixed over a specific range of production or activity, but jump to a higher level once a certain threshold is exceeded.
Fixed Cost
Expenses that do not change with the level of output or sales, such as rent or salaries.
Mixed Cost
Expenses that contain both fixed and variable components and change in total with the level of activity but not proportionately.
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