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Barnlund's model is an influential transactional model of communication first published in 1970. [165] [166] [167] Its goal is to avoid the inaccuracies of earlier models and account for communication in all its complexity. This includes dismissing the idea that communication is defined as the transmission of ideas from a sender to a receiver.
The relational model (RM) is an approach to managing data using a structure and language consistent with first-order predicate logic, first described in 1969 by English computer scientist Edgar F. Codd, [1] [2] where all data are represented in terms of tuples, grouped into relations.
Barnlund's model of interpersonal communication. The orange circles represent the communicators. The other colored areas symbolize different types of cues. Communication takes place by decoding cues (orange arrows) and encoding behavioral responses (yellow arrows). Barnlund's model is an influential transactional model of communication. It was ...
Relational contract theory was originally developed in the United States by the legal scholars Ian Roderick Macneil and Stewart Macaulay. According to Macneil, the theory offered a response to the so-called "The Death of Contract" school’s nihilistic argument that a contract was not a fit subject for study as a whole; each different type of contract (e.g., sales, employment, negotiable ...
The Fiedler contingency model argues that three situational components can determine whether task-oriented or relationship-oriented leadership is the better fit for the situation: Leader-Member Relations, referring to the degree of mutual trust, respect and confidence between the leader and the subordinates.
Transactional model, generally speaking, refers to a model in which interactions in two directions are considered together, for example from one person to another and back, or from one subsystem to another and back. Specifically, the term "transactional model" may refer, in biology and psychology, to the: Transactional model of stress and coping
The four relational models are as follows: Communal sharing (CS) relationships are the most basic form of relationship where some bounded group of people are conceived as equivalent, undifferentiated and interchangeable such that distinct individual identities are disregarded and commonalities are emphasized, with intimate and kinship relations being prototypical examples of CS relationship. [2]
Codd introduced the term relational in his research paper "A Relational Model of Data for Large Shared Data Banks". [2] In this paper and later papers, he defined what he meant by relation. One well-known definition of what constitutes a relational database system is composed of Codd's 12 rules.