The 'invisible hand' is a famous metaphor introduced by Adam Smith in 'The Wealth of Nations.' It describes the phenomenon where individuals, by pursuing their own self-interest in a free market, inadvertently promote the general economic well-being of society. This concept suggests that market forces can lead to efficient outcomes without the need for central planning or government intervention, serving as a cornerstone of classical economic theory.

Social institutions are established, stable patterns of social behavior that organize social life and meet essential societal needs. The economy is a primary social institution because it provides the framework for the production, distribution, and consumption of goods and services, which is necessary for the survival and maintenance of any organized society.

In Melanesian anthropology, 'mana' refers to an impersonal, supernatural force or energy that permeates the universe. It is not inherently moral or immoral; rather, it is a neutral power that can be harnessed or possessed by individuals, objects, or spirits. Success, strength, and influence are often attributed to the possession of mana, which can be gained or lost through various actions and rituals.

Durkheim argued in 'The Elementary Forms of Religious Life' that religion is a social phenomenon. He suggested that primitive societies projected their collective social ideals, values, and identity onto external symbols, which they then personified as gods. This process serves to reinforce social cohesion and collective consciousness within the group, effectively making the society worship itself through these symbolic representations.

Critics often argue that there is a disconnect between the stated ideological goals of American foreign policy—such as the promotion of democracy and human rights—and the pragmatic, often realpolitik-driven actions taken to secure national interests, leading to perceived inconsistencies in international behavior.

Max Weber famously defined the state as a human community that successfully claims the monopoly of the legitimate use of physical force within a given territory. This means that the state is the only entity authorized to use force to enforce laws, maintain internal order, and defend against external threats, thereby distinguishing it from all other social organizations.

Objectivity refers to the practice of conducting research and interpreting data without the influence of personal feelings, prejudices, or subjective interpretations. By striving to eliminate bias, researchers ensure that their findings are based on observable facts and logical analysis rather than individual perspectives or preconceived notions.

Transcendent reality refers to aspects of existence that lie beyond the limits of human experience and sensory perception. It is a philosophical and theological concept describing that which is beyond the material world and cannot be fully grasped by the human mind. While other terms like paranormal or transpersonal relate to non-ordinary experiences, 'transcendent' specifically denotes the state of being beyond the physical realm.

Macroeconomics is distinguished from microeconomics by its focus on the economy in its entirety. It analyzes economic aggregates such as total output (GDP), total employment, and the general price level, rather than the decision-making processes of individual consumers or specific business firms.

An achieved status is a social position that a person acquires through their own efforts, choices, and accomplishments. Earning a college degree requires significant personal investment, academic performance, and dedication, making it a clear example of achieved status. This is distinct from ascribed status, which is assigned at birth or involuntarily, such as race, sex, or family background.