Mr Kamm is not very good at interpreting the obvious when it does not suit his EU phile agenda and writes, "No one reallly knows what would happen to trade and foreign investment if Britain left the EUwith the EU. We have to go on educated guesses. (More like prejudice in my view) That outside the EU Britain would no longer be as attractive a destination for direct investment."
I give below the Kamm's chart which seems to have come without acknowledgement from the ONS
Figure 3: EU/non-EU current account balance (Seasonally adjusted)
I do hope the Yanks mete out the same Xenophobic punitive fines to Volkswagen as they did to BP. The VW actions were no accident!