When diplomacy interrupts the logic of conflict, markets feel it before the ink dries on any agreement. Word that American and Iranian envoys had shared what President Trump called a 'very good' meeting was enough to push oil below $99 a barrel for a sixth consecutive session — its longest losing streak in a year — and send bond yields easing across Asia Pacific. The connection is ancient in its simplicity: less war means cheaper energy, cheaper energy means less inflation, and less inflation means the long pressure on borrowing costs can begin, cautiously, to relent. The world's investors now