SERVING THE QUANTITATIVE FINANCE COMMUNITY

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by armchairquant
January 20th, 2011, 1:50 am
Forum: Student Forum
Topic: New video lectures on quantitative finance
Replies: 6
Views: 26922

New video lectures on quantitative finance

These are great videos, I enjoyed them!
by armchairquant
January 19th, 2011, 9:20 pm
Forum: Student Forum
Topic: risk-free rates and effects on quant finance
Replies: 15
Views: 22116

risk-free rates and effects on quant finance

<t>QuoteOriginally posted by: acastaldoIn the 1970s Fischer Black did a lot of thinking on how portfolio theory would change if there is no risk free asset (partly motivated by the high inflation in those years).He concluded that if there is no risk free asset, then there is a combination of securit...
by armchairquant
January 19th, 2011, 6:37 pm
Forum: Student Forum
Topic: risk-free rates and effects on quant finance
Replies: 15
Views: 22116

risk-free rates and effects on quant finance

<t>Another newbie question I have is on the risk-free rates and their effects on finance.Everything I've been reading uses the US Treasuries as the risk-free rates because of their nature of practically never defaulting (since they can always print more money).1) This is a purely hypothetical questi...
by armchairquant
January 19th, 2011, 6:16 pm
Forum: Student Forum
Topic: benefits of column-oriented database
Replies: 1
Views: 20908

benefits of column-oriented database

<t>hi guys, newbie here. A quick question - do column-oriented database present an advantage in terms of storing stock quotes? From my research, I know that the popular kdb is an column-oriented dtatabase, but technically speaking why does this make it preferred?Is it because the actual data like th...
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