While there is no doubt that CVRs can effectively circumvent arguments about current value, in the wake of a financial crisis fueled by risky and speculative financial instruments, investors are right to be wary of the unknown.
Many of the plans are based on a bloated assessment of the value of the businesses, especially in the wake of the recession, when buyers were looking for deals.
Plenty of companies see the value of defined benefit plans, especially in the wake of the financial crisis as employees have seen the shortcomings of 401(k) plans.
London's benchmark FTSE 100 share index, hit by doubts over the reliability of corporate accounts in the wake of the Enron and Worldcom scandals in the US, has lost about a third of its value so far this year.