As Northern Ireland's capital city, Belfast is host to the Northern Ireland Assembly at Stormont, the site of the devolved legislature for Northern Ireland. Belfast is divided into four Northern Ireland Assembly and UK parliamentary constituencies: North Belfast, West Belfast, South Belfast and East Belfast.
Fixed Costs, Variable Costs, and Total Costs z Fixed costs are those that are spent and cannot be changed in the period of time under consideration. z In the long run there are no fixed costs since all costs are variable. z In the short run, a number of costs will be fixed. Fixed Costs, Variable Costs, and Total Costs z Workers represent variable costs â those that change as output changes. Fixed Costs, Variable Costs, and Total Costs z The sum of the variable and fixed costs are total costs. TC = FC + VC Average Costs z Much of the firmâs discussion is of average cost.
Variable costs change according to the quantity of goods produced; fixed costs are independent of the quantity of goods being produced. Differentiate fixed costs and variable costs. 1  Total cost is the sum of fixed and variable costs.  Variable costs change according to the quantity of a good or service being produced. The amount of materials and labor that is needed for to make a good increases in direct proportion to the number of goods produced.