持续有效的市场需要不断完善，这需要人有勇气看到不合理，去打破，建新法规，历史上童工法，平等机会法等等。

来源: quantnj 于 2024-10-20 07:37:00 [旧帖] [给我悄悄话] 本文已被阅读：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.