LONDON/HONG KONG—Shares made slim gains around the world on Tuesday, with upbeat corporate earnings buoying European shares and outweighing recurring worries about China’s property sector. The broad Euro STOXX 600 hit its highest in seven weeks, adding 0.5 percent, with German stocks gaining 0.9 percent. After a stellar quarter for U.S. and British banks, Switzerland’s UBS rose over 2 percent on its highest quarterly profit since 2015, helping the financial services sector climb about 1 percent. Wall Street futures were up 0.3 percent, with the earnings season reach Still, some analysts voiced caution over the impact of the COVID-19 pandemic on supply chains. “Even though this has been a good earnings season in aggregate we are starting to see more companies with supply backlogs, hiring difficulties, and rising input prices that are eating into profits,” Deutsche Bank analysts wrote. The MSCI world equity index, which tracks shares in 50 countries, …