This dataset contains data about net revenue change(NRC) for small businesses during COVID-19. revenue_all(NRC),revenue_inchigh(NRC-high income),revenue_inclow(NCR-low income),revenue_incmiddle(NCR-middle income),revenue_ss40(NCR-Transportation),revenue_ss60(NCR-Business Services),revenue_ss65(NCR-Education and Health Services),revenue_ss70(NCR-Leisure and Hospitality)