yest thats right. i am looking for an algebraic method to determine whether an arbitrage opportunity exists without checking all the single possible combinations.

<t>i have a matrix with foreign exchange rates (EUR/USD, EUR/GBP etc) where the diagonle is filled withs 1, (exchange rate for same currency USD/USD). is there a way to check whether there is an arbitrage opportunity? is positive definiteness a sufficient criterion as for correlation matrics? thank ...

seems a bit strange to analyse the ability of european universities to "place" former phd students in top US universities. doesnt it depend on your research ability/success whether you are offered a well paid prof. position at top university or am i too naive here ?

<r>QuoteOriginally posted by: DDUKONI have bought all 4 text books and till now satisfied with the depth it goes. Time is limited and if you do not want to waste your time , go for them. Shweser notes are good as well but costs as much the same . BUT the real question is what is important , money or...

<t>i have registered for the 2012 frm exam in london as well. i havent bought the texts, as $100 shipping costs is quite expensive. for this money you can buy the books of hull and stock/watson econometrics which make up for around 50% of the first exam. i had a look at schweser, but did not like it...