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Dependency theory is the idea that resources flow from a "periphery" of poor and exploited states to a "core" of wealthy states, enriching the latter at the expense of the former. A central contention of dependency theory is that poor states are impoverished and rich ones enriched by the way poor states are integrated into the "world system".
Conceptual dependency theory is a model of natural language understanding used in artificial intelligence systems. Roger Schank at Stanford University introduced the model in 1969, in the early days of artificial intelligence. [ 1 ]
Resource dependency theory aims to explain why an organisation comply to the demands of external social actors. Pfeffer & Salancik propose that an organisation will comply to external control attempts if : "The focal organization is aware of the demands. The focal organization obtains some resources from the social actor making the demands.
The theory quickly divided into diverse schools. Some, most notably Andre Gunder Frank and Walter Rodney adapted it to Marxism. "Standard" dependency theory differs sharply from Marxism, however, arguing against internationalism and any hope of progress in less developed nations towards industrialization and a liberating revolution.
Raúl Prebisch (April 17, 1901 – April 29, 1986) was an Argentine economist known for his contributions to structuralist economics such as the Prebisch–Singer hypothesis, which formed the basis of economic dependency theory. He became the executive director of the Economic Commission for Latin America (ECLA or CEPAL) in 1950. [1]
In psychology, codependency is a theory that attempts to explain imbalanced relationships where one person enables another person's self-destructive behavior, [1] such as addiction, poor mental health, immaturity, irresponsibility, or under-achievement. [2]
Path dependence is a concept in the social sciences, referring to processes where past events or decisions constrain later events or decisions. [1] [2] It can be used to refer to outcomes at a single point in time or to long-run equilibria of a process. [3]
The North–South model, developed largely by Columbia University economics professor Ronald Findlay, is a model in developmental economics that explains the growth of a less developed "South" or "periphery" economy that interacts through trade with a more developed "North" or "core" economy.