题目选项分析

Public-sector (government-owned) companies are often unprofitable and a drain on the taxpayer. Such enterprises should be sold to the private sector, where competition will force them either to be efficient and profitable or else to close.

Which of the following, if true, identifies a flaw in the policy proposed above?

【选项】The costs of environmental protection, contributions to social programs, and job-safety measures are the same in the public and private sectors.