On that basisMr Whitethinks the Fedwasright to pursuethe firstround of quantitativeeasing, since nominalGDP was falling, butwrong to pursue a secondround with activityrecovering.
The idea behind this, roughly similar to the Carney argument for a nominal GDP target, is that the only way to stimulate activity, in a deeply deflationary environment is to convince people and businesses that you really will spend whatever it takes to ensure that prices and nominal demand will be higher next year than they are today.
On that basis Mr White thinks the Fed was right to pursue the first round of quantitative easing, since nominal GDP was falling, but wrong to pursue a second round with activity recovering.