SIMON JOHNSON SPARE a thought for this year's Nobel Prize winners. Gone are the ball gowns, white tie and tails, concerts, banquets and adulation that come with arguably the world's most coveted awards. With the coronavirus pandemic tearing through Europe, celebrations this year will be modest and remote. Roger Penrose Instead of wining and dining in Stockholm and Oslo later this month, in many cases winners will receive their award in their home country at an agreed venue from a Swedish diplomat. The number of guests will depend on local restrictions, and plans are still subject to change given the…