(Bloomberg) -- US Treasury Secretary Janet Yellen said competition between the world’s biggest economies is not a “winner-take-all” situation, and called for both sides to manage their rivalry with a fair set of rules.Most Read from BloombergUkraine Has Caught Up With Russia’s Tank Numbers, Data SignalMeta’s Threads App Draws Millions Seeking a Twitter AlternativeChinese Scientists Are Trying to Shield Melting Glaciers From the SunMusk Ultimatum to Taiwan Imperils Its Push to War-Proof InternetA