What kind of phenomena do you mean?
I don't think that the call for stock market prediction is central to an argument about economist. If someone can predict stock market movements in some capacity they make money on Wall Street instead about being open about their theories.
Changes in unemployment numbers or GDP on the other hand seem to be more like the job of economists.
Is there anything like a trial registry in economics where economists can publish predictions before they go out and gather data?
Another month, another rationality quotes thread. The rules are: