The great policy divergence

Over the next few weeks, the US Federal Reserve and the European Central Bank are likely to put in place notably different policies. The Fed is set to raise interest rates for the first time in almost ten years. Meanwhile, the ECB is introducing additional unconventional measures to drive rates in the opposite direction, even if that means putting further downward pressure on some government bonds that are already trading at negative nominal yields.

In implementing these policies, both central banks are pursuing domestic objectives mandated by their governing legislation. The problem is that there may be few, if any, orderly mechanisms to manage the international repercussions of this growing divergence.

The Fed is responding to continued indications of robust job creation in the United States and other signs that the country’s economy is recovering, albeit moderately so. Also conscious of the risk to financial stability if interest rates remain at artificially low levels, the Fed is expected to increase them when its policy-setting Federal Open Market Committee meets on December 15-16. The move marks a turning point in the Fed’s approach to the economy. In deciding to raise interest rates, it will be doing more than simply lifting its foot from the financial-stimulus accelerator; it will also be taking a notable step toward the multiyear normalisation of its overall policy stance.

In the meantime, the ECB is facing a very different set of economic conditions, including generally sluggish growth, the risk of deflation, and worries about the impact of the terrorist attacks in Paris on business and consumer confidence. As a result, the bank’s decision-makers are giving serious consideration to pushing the discount rate further into negative territory and extending its large-scale assetpurchase programme (otherwise known as quantitative easing). In other words, the ECB is likely to expand and