Since "in the long run we are all dead", we have no means of collecting enough data
If I'm remembering the literature correctly, there's not enough data to prove with statistical certainty that stock returns are positive over the long term.
Doug
Since "in the long run we are all dead", we have no means of collecting enough data
If I'm remembering the literature correctly, there's not enough data to prove with statistical certainty that stock returns are positive over the long term.