The head of a group representing North Dakota retailers says the state's economic growth in the past decade "has been phenomenal."
North Dakota Retail Association President Mike Rud (rood) says "consumer confidence is high and that means people are going to spend more money."
Data show North Dakota's taxable sales and purchases rose 11 percent in 2014 to a record $28.2 billion.
Taxable sales and purchases have doubled since 2010 and have risen 250 percent in the past decade with North Dakota's oil wealth.
Data show North Dakota's overall economic growth rate in 2014 was more than five times the rate of inflation.