berlin senior member germany pro-business free democrats fdp potential coalition partner chancellor angela merkel generally welcome french president emmanuel macron european union speech criticize proposal create joint euro zone budget courageous speech president macron even proposals meet approval fdp say alexander graf lambsdorff fdp leader eu legislature lambsdorff welcome macron call strengthen military cooperation eu seize opportunities digitization reject idea join euro zone budget problem europe lack public fund lack reform euro zone budget would set exactly wrong incentives say german fdp reject macron 's call create joint euro zone budget