这对股票的需求有害无益。

This has dangerously stoked demand.

但柏林和莫斯科的相互猜疑有害无益。

But regarding Berlin and Moscow with equal suspicion is no help.

这种方法只能短期奏效，长期使用对公司有害无益。

I can tell you, in the short run that works very well. And in the long run it causes your company to fail.