By Chris Dorrell Investors will have a lot of domestic economic data to digest this week, including a Bank of England interest rate decision, but will still be keeping a nervous eye on political developments across the Channel. Yields on French government bonds have risen rapidly since Emmanuel Macron called a snap parliamentary election last Sunday, while shares in France’s big banks have fallen precipitously. In the last week alone BNP Paribas and Credit Agricole have lost around eight per cent while Societie Generale has lost nearly 11 per cent. “The big concern centres around the future fi…