FIFA's dynamic pricing system may be neither fair nor transparent, but it is proving phenomenally effective at maximising profits from the World Cup, says Juan Pablo Spinetto for Bloomberg Opinion. MEXICO CITY: If you had told me that more than 70,000 effervescent football fans would pack Los Angeles’ SoFi Stadium on a Monday night to watch, ahem,  New Zealand take on Iran , I’d have replied: not in a hundred years. Yet that’s exactly what happened on Jun 15. Even more remarkably, ticket prices