Although Ivanka Trump lacks a formal White House job, the president’s older daughter is moving into her own West Wing office, an administration representative said — a move that increases her profile as an influential, although unofficial, adviser to her father. Ivanka Trump will not be on the government payroll or officially bound by its ethics rules, but she said in a statement to Politico that she will “voluntarily” follow those restrictions. She also acknowledged the unusual nature of her emerging role. “I will continue to offer my father my candid advice and counsel, as I have for my entire...