Kevin Warsh's time as a Fed official overlapped with Carney's tenure as BoC governor
U.S. markets also down after Trump names hawkish Fed chair nominee
Fed Chair nominee seen as experienced, diplomatic
If confirmed by the Senate, he'll replace Jerome Powell as chair in May
Two officials dissented from the decision, preferring a cut
Trump has repeatedly criticized the Fed for not moving faster to cut rates
BoC, Fed expected to keep interest rates steady on Wednesday
Central bank under pressure to show objectivity amid political, legal attacks
Figures point to a mostly strong economy with inflation still elevated
Finance leaders say the actions will hurt consumers