Led by improvements in production-related indicators, the Chicago Fed National Activity Index (CFNAI) moved up slightly to +0.27 in December from +0.21 in November. Two of the four broad categories of indicators that make up the index increased from November, and two of the four categories made positive contributions to the index in December. The index’s three-month moving average, CFNAI-MA3, edged up to +0.16 in December from +0.12 in November.