The Czech central bank slashed its benchmark interest rate more than expected this morning as a growing credit crunch slows down borrowing and a decline in external demand hits exports and industrial output. Manufacturing output in the Czech Republic contracted for the seventh month in a row in October, and the purchasing managers index (PMI) hit an all-time low of 41.2, just above the revised euro zone figure of 41.1, giving us some idea of just how interconnected Czech and Eurozone activity are. Sharp Rate Reduction The Prague-based Ceska Narodni Banka reduced the two-week repurchase rate by three-quarters of a percentage point to 2.75 percent, its lowest level since June 2007. The size of the cut is the largest since at least 2004. The koruna fell to 24.953 per euro immediately after the decision, and this was its lowest level since Oct. 27. It was trading ...