new york/london bettors side atlantic ramp wager niche online market whether donald trump serve full term u.s. president wake controversies surround dismissal fbi director jam comey online political stock market predictit see record volume last two days contract focus whether trump impeach others base unite kingdom draw bet less-specific question whether trump remain office term expire january 2021. contract predictit title donald trump impeach 2017 saw volume 100,000 contract last 24 hours report memo write comey say trump ask end federal bureau investigation probe tie former white house national security adviser michael flynn russia one point early wednesday price yes contract impeachment question jump record 33 cents imply 33 percent probability trump would impeach compare percent week ago late day however price slide back 27 percent end late tuesday 24 percent predictit jointly run washington political consultancy aristotle victoria university wellington new zealand users register u.s. voters bookmaker paddy power betfair ppb.i ppb.l say bettors lay 5,000 pound 6,470 early departure trump hours report trump ask comey shut fbi investigation russia tie question whether trump make early exit draw 270,000 wager relate question whether trump leave 2017 2018 2019 2020 late garner 480,000 british bet firm ladbrokes lcl.l cut price trump impeachment odds-on 4-5 11-10 equivalent 56 percent probability trump remove office political punters wonder many scandals trump overcome say ladbrokes spokeswoman jessica bridge despite short price offer money pour president impeach leave us little option cut odds trexit online bettors play early end trump presidency