Joseph Lema (Hospitality), along with Jihye Min, '06 BS Hospitality Management and '12 MS Hotel Administration, and Harold Lee, '05 BS Hospitality Management,'12 MS Hotel Administration, and their co-author recently published their paper, "The Tourism Sector and U.S. Regional Macroeconomic Stability: A Network Approach," in Sustainability. The objective of this study was to explain the volatility of employment focusing on the structural nature of the U.S. economy among four sectors (federal government, construction, manufacturing, and tourism) of the North American Industrial Classification System survey.