Aside from tractability reasons, why is most finance done in continuous time whereas macro-economics is done in discrete time? I'd like to find a reference on I-CAPM in discrete time.
What are the main pros and cons of a quant position in the IB vs prop trading group vs hedge fund?Simple question, yet very important for newbies like me.
What are the COT IMM reports and how are they used?What are the differences between hedgers and speculators positions, and why do we prefer one over the other?