Economic and financial

A financial transaction is an agreement

Contract

A contract is an agreement entered into by two parties or more with the intention of creating a legal obligation, which may have elements in writing. Contracts can be made orally. The remedy for breach of contract can be "damages" or compensation of money. In equity, the remedy can be specific...

, communication

Communication

Communication is the activity of conveying meaningful information. Communication requires a sender, a message, and an intended recipient, although the receiver need not be present or aware of the sender's intent to communicate at the time of communication; thus communication can occur across vast...

, or movement carried out between separate entities or objects, often involving the exchange

Trade

Trade is the transfer of ownership of goods and services from one person or entity to another. Trade is sometimes loosely called commerce or financial transaction or barter. A network that allows trade is called a market. The original form of trade was barter, the direct exchange of goods and...

 of items of value, such as information

Information

Information in its most restricted technical sense is a message or collection of messages that consists of an ordered sequence of symbols, or it is the meaning that can be interpreted from such a message or collection of messages. Information can be recorded or transmitted. It can be recorded as...

, goods, services, and money. It is still a transaction if you exchange the goods at one time, and the money at another. This is known as a two part transaction, part one is giving the money, part two is receiving the goods.

• Financial transaction
• Electronic funds transaction
  Electronic funds transfer
  Electronic funds transfer is the electronic exchange or transfer of money from one account to another, either within a single financial institution or across multiple institutions, through computer-based systems....
  
  
• Real estate transaction
  Real estate transaction
  A real estate transaction is the process whereby rights in a unit of property is transferred between two or more parties, e.g. in case of conveyance one party being the seller and the other being the buyer...
  
  
• Transaction cost
  Transaction cost
  In economics and related disciplines, a transaction cost is a cost incurred in making an economic exchange . For example, most people, when buying or selling a stock, must pay a commission to their broker; that commission is a transaction cost of doing the stock deal...
  
  

Computer science and database systems

• Transaction processing
  Transaction processing
  In computer science, transaction processing is information processing that is divided into individual, indivisible operations, called transactions. Each transaction must succeed or fail as a complete unit; it cannot remain in an intermediate state...
  
  
• Database transaction
  Database transaction
  A transaction comprises a unit of work performed within a database management system against a database, and treated in a coherent and reliable way independent of other transactions...
  
  
• Atomic database transaction
• Data mining transaction
  Data mining
  Data mining , a relatively young and interdisciplinary field of computer science is the process of discovering new patterns from large data sets involving methods at the intersection of artificial intelligence, machine learning, statistics and database systems...
  
  

Transaction may also refer to:

• Transaction Publishers
  Transaction Publishers
  Transaction Publishers is a New Jersey-based publishing house that specializes in social sciences books. Some of its books have been published with the imprint "Transactions Publishers".-Overview:...
  
  
• “Transaction,” an episode of the Death Note
  Death Note
  is a manga created by writer Tsugumi Ohba and manga artist Takeshi Obata. The main character is Light Yagami, a high school student who discovers a supernatural notebook, the "Death Note", dropped on Earth by a god of death, or a shinigami, named Ryuk...
  
  anime series, see List of Death Note episodes
• Transactional analysis
  Transactional analysis
  Transactional analysis, commonly known as TA to its adherents, is an integrative approach to the theory of psychology and psychotherapy. It is described as integrative because it has elements of psychoanalytic, humanist and cognitive approaches...
  
  , a psychoanalytic theory of psychology
  Psychology
  Psychology is the study of the mind and behavior. Its immediate goal is to understand individuals and groups by both establishing general principles and researching specific cases. For many, the ultimate goal of psychology is to benefit society...
  
  
• Transactional interpretation
  Transactional interpretation
  The transactional interpretation of quantum mechanics describes quantum interactions in terms of a standing wave formed by retarded and advanced waves. It was first proposed in 1986 by John G...
  
  , an interpretation of quantum mechanics
  Quantum mechanics
  Quantum mechanics, also known as quantum physics or quantum theory, is a branch of physics providing a mathematical description of much of the dual particle-like and wave-like behavior and interactions of energy and matter. It departs from classical mechanics primarily at the atomic and subatomic...
  
  .
• Transactional leadership
  Transactional leadership
  Transactional leadership is a term used to classify a formally known group leadership theories that inquire the interactions between leaders and followers. A transactional leader focuses more on a series of "transactions"...
  
  , a leadership style described by James MacGregor Burns
  James MacGregor Burns
  James MacGregor Burns is an historian and political scientist, presidential biographer, and authority on leadership studies. He is the Woodrow Wilson Professor of Government Emeritus at Williams College and Distinguished Leadership Scholar at the of the School of Public Policy at the University...
  
  .