Facilities that focus on manufacturing and production track two kinds of costs: fixed costs and variable costs. The variable costs are those that change when production levels change: raw materials, ...

When a project is running exactly as predicted, there is no time variance to worry about. When events are happening ahead of schedule or behind schedule, you have a variance, which could pose ...

A stock's historical variance measures the difference between the stock's returns for different periods and its average return. A stock with a lower variance typically generates returns that are ...