Public subsidy of private business

BBC Business this morning reported that President Trump has resumed his war of words over subsidies to Airbus. One trusts that the EU negotiators will counter-attack with the way in which US public bodies at various levels have supported their native IT industry and their plane-makers. 

On top of that, we learn as a result of the 737 Max 8 disasters that the Federal Aviation Agency, whose advice tends to be followed by other certification bodies round the world, allowed Boeing to "mark their own homework".