Operating Leverage Is an Important Concept for Many Companies

Operating leverage is an important concept for many companies.
Required:
A. Define operating leverage.
B. Assume that a firm pays no income taxes and is planning to increase its selling price. If sales volume in units does not change, what will be the effect on the operating leverage factor? Explain.
C. Assume that another firm that pays no income taxes is planning to increase total fixed manufacturing costs and decrease variable manufacturing costs per unit. At the present volume of production, the total manufacturing costs will be unchanged. What will this change do to the operating leverage factor? Explain.