The value effect works on a much longer time horizon than momentum, so that investors using those models may be buying what the momentum models are selling.
In effect, an event horizon has formed in the river, preventing waves from making their way out.
实际上，视界已经在河中形成了，并阻止水波流动。
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At sunrise, this strange effect would cause the sun to appear to rise above the horizon... then slow to a halt... then reverse direction and drop back below the horizon.