A significant disconnect is emerging between Fed policy and inflation data. The Federal Reserve is signaling a dovish shift, prioritizing labor market risks and viewing inflation as transitory, even as forecasts show both headline and core inflation accelerating into the fourth quarter.

New Fed Chair Warsh's goal to reduce market guidance is backfiring. His inaction and lack of strong forward guidance on persistent inflation are being interpreted by markets as a soft stance, leading to lower rate hike expectations and a weaker dollar—the opposite of an inflation-fighting posture.

Rajan suggests that a central bank's reluctance to aggressively fight inflation may stem from a fear of being blamed for a potential recession. In a politically charged environment, the institutional risk of becoming the 'fall guy' can subtly influence policy, leading to a more dovish stance than economic data alone would suggest.

The Fed's concern isn't just the current high inflation rate, but the risk that prolonged high inflation changes public psychology. If businesses and consumers begin to expect continued price hikes, they may become less price-sensitive, creating a self-reinforcing 'snowball' effect that makes inflation much harder to control.

The Federal Reserve has a limited window to hike rates. If they don't act by their July meeting, falling inflation data combined with the proximity to the presidential election will make further hikes politically and practically untenable, paving the way for a "hawkish hold."

Every day the Federal Reserve fails to hike rates, it is effectively easing monetary policy. This inaction allows already loose financial conditions to continue stimulating the economy, creating significant inflationary pressure and pushing the Fed further behind the curve.

The Federal Reserve can tolerate inflation running above its 2% target as long as long-term inflation expectations remain anchored. This is the critical variable that gives them policy flexibility. The market's belief in the Fed's long-term credibility is what matters most.

Central bank credibility is a finite resource. By not fully stamping out inflation to its 2% target, the Fed depletes its credibility, making the next inflationary shock harder and more costly to control—a lesson from the recurring inflation of the 1980s.

Even as recent inflation surged, market expectations for inflation five years out remained stable at the Fed's 2% target. This demonstrates the power of the Fed's credibility. If the market loses faith, it can trigger a self-fulfilling wage-price spiral, making it much more painful for the central bank to rein in inflation.