WASHINGTON, Dec 2 (Reuters) - The United States will join other members of the World Trade Organization in signing a declaration on gender equality and women"s economic empowerment, the U.S. Trade Representative"s office said on Thursday. The declaration is being readied for the 12th ministerial conference of WTO members. USTR said the decision to join the declaration reflects the Biden administration"s commitment to "advancing equity across the board and consistent with its national gender strategy to advance the full participation of all people – including women and girls – in the United States and around the world."