In this continuation of calculating equity return, let's simulate a scenario that on certain years we have very good returns. And we feel rich that during that periods, mentally we think we can afford to lose. This can be at portfolio level or Individual Stock that we have grown to love.
As the table above, I picked year 2009 and 2012 where Cory has strong gains and have them tweaked about 50% lower returns as we are less careful with money and that we have fallen into a tunnel vision of justifying more risk on just one or two stocks which have been been a key lifter of the entire portfolio.
This is not unrealistic. Is quite common we see at portfolio level we are doing well just because of a few of them or maybe even just one counter. And if that one is soured later on, we like ......