Definition: Van Diemen's Land, the island south of mainland Australia, is now known as Tasmania. In the 1800s it was a penal colony to which the British government sent convicts. Some of the Irish rebels tried for their parts in the Young Ireland movement of the 1840s were sent to Van Diemen's Land.n the 1800s it was a penal colony to which the British government sent convicts. Some of the Irish rebels tried for their parts in the Young Ireland movement of the 1840s were sent to Van Diemen's Land.
What is contribution margin? In accounting contribution margin is defined as revenues minus variable expenses. In other words, the contribution margin reveals how much of a company's revenues will be contributing (after covering the variable expenses) to the company's fixed expenses and net income.
Unit Contribution Margin. A unit contribution margin is the dollar amount that a product's selling price exceeds its total variable cost. In other words, the unit contribution margin is the selling price of a product minus the variable costs incurred to produce that product.nit contribution margin measures the amount of the selling price of a unit that is used to cover fixed costs for that unit.