derfahrer’s Activity

Sat Oct 18

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Boards Post

derfahrer replied to the Berkshire Hathaway board. 10:42 AM

Re: Daughter's brokerage acct, advice?

I have the relevant daily data for equal weight and cap weight for the S&P and its predecessors daily back to January 1930, and I have tested this.

Couple of questions:
- are you including dividends in the comparison, or not? [more]

Mon Aug 25

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Boards Post

derfahrer replied to the Mechanical Investing board. 10:03 PM

Re: OT: calculating return on an options positio

From these, I conclude that 90% of the time flame wars start because
someone thought they understood the subtext, but didn't. Usually on both sides, I imagine.


I suspect you are right about that. But then it's one thing to know [more]

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derfahrer replied to the Mechanical Investing board. 10:07 AM

Re: OT: calculating return on an options positio

> I'm sorry, I'm not sure I follow you at all.

I would like to know: what is your secret to remaining congenial when someone talking out his behind accuses you of 'bogus math'?

Tue Aug 5

NL

Boards Post

derfahrer replied to the Mechanical Investing board. 10:51 AM

Re: Comments on recent market activity

Doesn't seem like his setup description of: "long periods of small weekly losses followed by a large loss" even fits here.

Not sure how he can say there were 113 weeks of "small weekly losses" when there were a number of [more]

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