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.
Marginal cost is the additional cost you incur to produce one more unit. In the example, it's what it costs to make one more cake. Typically, marginal costs start out high and decline as you increase production, as overhead gets spread out over more units and you put unused capacity to work at relatively low cost.ntersection. As long as your marginal benefit -- that is, your marginal revenue -- from producing one more item exceeds your marginal cost of producing that item, you'll continue to make a profit.