As the world's largest economy, the United States has not fully paid its share of United Nations spending, setting a bad example for the international community, an expert said, as the UN General Assembly approved its annual regular budget for 2022 of about $3.12 billion. Zuo Xiying, a professor at the School of International Studies at Renmin University of China, said the US' default on its UN payment will directly affect the agency's functions and set a bad example for the wh...