The largest federal employees’ union is reeling from President Donald Trump’s move to end collective bargaining rights for many federal workers.

In fact, there’s a long history of presidents putting pressure on Fed chiefs to cut interest rates. But President Trump’s public harangues to fire Jerome Powell are unprecedented and could create more difficulties.

President Trump is badgering the Federal Reserve to cut interest rates, but even if the Fed gave in to the pressure, it wouldn’t necessarily lead to lower borrowing costs for consumers.