In December, retail sales in the US fell by 1.1% on a monthly basis.
This falls short of consensus expectations for a 0.8% dip and follows a decline of 0.6% in November.
Core retail sales, which exclude vehicles, fell by 1.1% during the reported month compared to an expected 0.4% decline and a little 0.2% decline in November, signaling a deterioration in consumer demand.