Core Economic Principles and Human Needs Hierarchy

1. Economics as a Social Science

Economics is the social science that studies the social relations involved in the processes of production, exchange, distribution, and consumption of goods and services. These are understood as the media for human needs and the individual or collective results of society.

2. Maslow's Hierarchy of Human Needs

The Maslow Pyramid is a psychological theory proposed by Abraham Maslow in his work. Maslow formulated his theory as a hierarchy of human needs, arguing that as the most basic needs are met (at the bottom of the pyramid), higher human needs and desires develop (at the top of the pyramid).

3. Classification of Economic Activities

Economic activity refers to any process by which we obtain products, goods, and services that meet our needs. These are categorized into three sectors:

• Primary economic activities: These include agriculture, livestock, timber, commercial fishing, and mining.
• Secondary economic activities: This sector relates specifically to industrial activities.
• Tertiary economic activities: These consist of services or tourism.

4. The Three Basic Economic Agents

What are the basic economic agents? They are defined as follows:

• Home Economics (Households): These agents consume goods and services and sell their resources in factor markets.
• Companies: They perform two primary functions: production and distribution.
• Public Sector: This agent establishes the institutional framework and is responsible for economic policy.

5. Essential Factors of Production

The factors of production include land, labor, and capital:

• Land: This refers not only to agricultural land but also to urbanized land and natural resources.
• Capital: This is the set of resources produced by human hands that are needed to produce goods and services.
• Labor: This refers to human activity, encompassing both physical and intellectual efforts.

6. Legal Personality and Responsibility

Legal personality is the recognition of a person, entity, association, or corporation as being capable of incurring obligations and engaging in activities that generate full legal responsibility.

7. Taxpayer Identification Number (TIN)

The Taxpayer Identification Number (TIN) is the method of tax identification used in Spain for individuals.