* Biden begins Asia trip in South Korea, focusing on tech and global issues
* Canada announces ban on China’s Huawei and ZTE from its 5G networks
* US housing market ‘vulnerable’ to price correction, says ING economist
* China on path of rate cuts after cutting mortgage rate to revive economy
* Inflation taking a toll on retail sector as more Fed rate hikes approach
* Inflation in Japan, the land of deflation, hits 7-year high in April
* US existing home sales fell for a third straight month in April
* Philly Fed Mfg Index indicates sharp slowdown in growth in May
* US jobless claims rise to highest level since January: