Technical paper/Foreign exchange

Structural modelling of subprime mortgages

With the economy still suffering from the waves of the credit crunch, triggered by a housing price slump, Yong Kim provides a structural model of subprime mortgages based on housing market risks. Given the enormity of the subprime mortgage market failure…

Estimating intrinsic currency values

Forex market practitioners constantly talk about the strengthening or weakening of individual currencies. In this article, Jian Chen and Paul Doust present a new methodology to quantify these statements in a manner that is consistent with forex market…

Valuing CDOs of ABSs

Charles Smithson and Neil Pearson discuss the valuation of collateralised debt obligations (CDOs), with a close look at CDOs of subprime residential mortage-backed securities

Hedging for the duration

As spreads to be earned on other fixed income products have declined, mortgages have become more attractive but investors should know what risks are hedged and why. Mark Raaberg considers the main risk dynamics of hedging mortgages and why duration is a…

The true cost of no-cost mortgages

Banks offering no-cost mortgages have been accused of hiding the real cost of the loan from borrowers. But as Andrew Kalotay and Jinghua Qian explain, lenders can also run into problems if they fail to calculate correctly the prepayment behaviour of…