; and (ii) two of whom are representatives of other private-sector entities with expertise in combating unlawful robocalls and who may be technologists and technology experts. (2) Appointment of representatives of private-sector entities The members of the taskforce described in paragraph (1)(B) shall be jointly appointed by the Chairman of the Federal Communications Commission, the Chairman of the Federal Trade Commission, and the Attorney General. If the Chairman of the Federal Communications Commission, the Chairman of the Federal Trade Commission, and the Attorney General cannot reach agreement regarding such an appointment, as determined by the Chairman of the Federal Communications Commission, the Chairman of the Federal Communications Commission shall make such appointment. (c) Study (1) In general The taskforce shall conduct a study on unlawful robocalls, including the most effective ways to combat unlawful robocalls made into the United States from outside the United States. (2) Matters to be studied In conducting the study required by paragraph (1), the taskforce shall— (A) compare the number of unlawful robocalls made within the United States and the number of unlawful robocalls made into the United States from outside the United States; (B) examine methods for encouraging adoption of caller authentication technology in foreign countries; (C) examine and provide information on options for countries to share caller authentication information for international calls; (D) examine how technical solutions such as caller authentication technology would improve coordination between the United States and foreign countries in combating unlawful robocalls; (E) examine ways to incentivize foreign countries to cooperate with United States law enforcement efforts to combat unlawful ro­bo­calls; (F) examine ways to incentivize providers of telephone service to take measures to combat unlawful robocalls placed across international borders