Pounds : The pound or pound-mass (abbreviations: lb, lbm, lbm, â[1]) is a unit of mass with several definitions. Nowadays, the most common is the international avoirdupois pound which is legally defined as exactly 0.45359237 kilograms. A pound is equal to 16 ounces.
marginal marÂ·ginÂ·al (mÃ¤r'jÉ-nÉl) adj. Of, relating to, located at, or constituting a margin, a border, or an edge. Marginally within a lower standard or limit of quality. Relating to or located at the fringe of consciousness.
As such, marginal opportunity cost is the measurement of the opportunity cost for the production of extra units of goods. This concept applies to the cost of business decisions in which one item must be sacrificed for something else. For example, a company may produce 10,000 units of pens in eight hours per day.