12-29 a. There are three breaks in the MCC schedule. These breaks occur as follows:
Break #1 (New debt—9%): $500,000/0.45 = $1,111,111
b. (1) Cost below first break: Total funds of $1 to $1,111,111
After-tax Weighted
Component Weight x Cost = Cost
(2) Cost between first and second breaks: Total funds of $1,111,112 to $1,818,182
After-tax Weighted
(3) Cost between second and third breaks: Total funds of $1,818,183 to $2,000,000
After-tax Weighted
Component Weight x Cost = Cost
(4) Cost above third break: Total funds greater than $2,000,000
After-tax Weighted
Component Weight x Cost = Cost
*Cost of retained earnings:
**Cost of external equity: