The Czech crown continued strengthening to record highs last week and on Thursday broke the psychological level of 30 crowns per euro, setting a new record high at 29.9 crowns to the euro. The Central Bank intervened against the currency, sending it back to over 30 crowns. Some experts say the crown could reach as high as 29.50 over the next few days unless the Central Bank intervenes again. Finance Minister Jiri Rusnok said that intervention was justified because the rate of the crown's strengthening does not correspond to economic