In UBS AG v Kommunale Wasserwerke Leipzig GmbH(1) the Court of Appeal heard an appeal relating to whether complex, loss-making financial transactions were enforceable against the respondent (KWL) in circumstances where they had been entered into against the backdrop of a corrupt relationship between the appellant counterparty (UBS) and the respondent's agent (Value Partners).

Facts

In Rainy Sky S.A and six others v Kookmin Bank [2011] UKSC 50, the Supreme Court provided useful guidance on the role of business common sense in construing a clause in a commercial contract, particularly in circumstances where there are competing plausible constructions, neither of which is clearly preferable on the language used alone.

The facts