Final answer:
The question relates to the authorization of square footage for nonresidential space, which falls under the business sector, specifically within construction management or urban planning. Building permits are essential for evaluating economic activities around construction and development.
Step-by-step explanation:
The subject matter regarding the 'square feet of other nonresidential space authorized by building permits, 2021' pertains to business and more specifically to the area of construction management or urban planning.
Building permits are legal authorizations required for construction or renovation projects and are indicators of economic activity, often analyzed in fields such as business, economics, and urban studies.
The data provided by the New Jersey Department of Community Affairs would typically be used to assess growth, plan for municipal services, and understand commercial development trends within the state.