Zurich: Treasury Secretary Janet Yellen sits down with her Chinese counterpart Wednesday in the highest-ranking contact between the two countries since their presidents agreed to look for ways to improve relations that have grown increasingly strained in recent years. Yellen’s first face-to-face meeting with Vice Premier Liu He comes as the U.S. and Chinese economies grapple with differing but intertwined challenges on trade, technology and more. The Chinese economy is reopening after a COVID-19 resurgence killed tens of thousands of people and shuttered countless businesses. The U.S. is slowly recovering from 40-year high price inflation and is on track to...