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blog feed add https://michael.stapelberg.ch，更多细节参见新收录的资料
。新收录的资料对此有专业解读
The metric Walsh is watching — labor cost margin — is essentially the financial expression of all of this. It captures the substitution of technology for labor, the expansion of capacity without proportional headcount growth, and ultimately the productivity gains that every CEO is under pressure to deliver. And that pressure is real, he agreed, as every CEO is under the microscope, expected to increase that labor cost margin.
An optional uncertainty estimate can be obtained from the variance of the restricted distribution:，推荐阅读新收录的资料获取更多信息