一个绝不是必须要用经验法则是如果公司估值大大高于同类企业的估值就该考虑卖出。
A good rule of thumb, although by no means mandatory, is to consider selling if the company's valuation becomes significantly higher than its peers.
除了营销推广之外，这种策略能否为商业战略和估值也提供宝贵经验？
Could this be a lesson in business strategy and valuation in addition to marketing?
用实验方法确定经验公式时，回归方程中用最小二乘方法求得的待估参数的估计值往往是一个很长的数。
When determining empirical formula with test method, estimation value of estimated parameter in regression equation which is obtained with least square method always is a long number.
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