Sound commercial practice for marketing and industrial relations reasons? Self-indulgent directorial virtue-signalling for status purposes? Fear of retaliation by activists for not publicly joining the same-sex marriage camp? Or simply using corporations to satisfy directors’ personal agendas? Which of these is the dominant reason for 798 Australian companies declaring their support on the SSM website for the Yes campaign? These cover the great bulk of Australian activity: all the big banks, merchant bankers, solicitors and accountancy firms, the stock exchange, insurance, credit cards, airports, hotel chains, cruise lines, retailers, super funds, internet servers, brewers, wine companies, power suppliers, fast foods...