... Characteristics—The Business Lists, 124A.2 Tracking Businesses over Time: Business List-Based Sources ofLongitudinal Microdata, 130A.3 Data Sources Designed to Improve Coverage of Small andYoung Businesses, ... creation and destruction, business entry and exit, the role ofBOOKLEET ©14 UNDERSTANDING BUSINESS DYNAMICSyoung and small businesses, the characteristics of business owners,outsourcing, interactions ... efforts.Improving the Business Lists Through Interagency Data SharingFour business registers in the United States provide wide-scale coverageof both publicly and privately held businesses: three...