Research

Penn Law prof investigates whether U.S. companies are American-owned

Penn Law prof investigates whether U.S. companies are American-owned

In his recent study, “As American as Apple Inc.: International Tax and Ownership Nationality,” Penn Law's Chris Sanchirico investigates the role of ownership nationality in taxing U.S. multinationals, and to what extent these ostensible “U.S.” companies are owned by foreign investors.

Penn dermatologist makes breakthrough in battle against hair loss

Penn dermatologist makes breakthrough in battle against hair loss

A research team led by Penn dermatologist Xiaowei “George” Xu has made a breakthrough in the battle against hair loss. Their study marked the first time anyone has created sizable amounts of epithelial stem cells capable of producing the epithelial component of hair follicles, holding promise for the treatment of hair loss in humans.