Mark-to-model

Fair value accounting's blind spot

In recent years, the preference for market-determined prices as the correct basis for valuation has become deeply ingrained. While agreeing with this view in principle, David Rowe argues it is not applicable in all circumstances

Liquidation cost: why mark-to-market values are wrong

Equity portfolios are marked-to-market on the assumption that each share will recoup that amount of cash – but exiting large positions has a market impact, wiping out value. New research indicates this dynamic may be governed by a universal law. Laurie…

Credit tails

Models have taken a lot of flak in the past few months, with dealers and investors alike racking up millions of dollars in losses after the second major dislocation in the credit markets in two years. Jon Gregory considers some of the problems with…

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