• Stimulus (physiology)
  Stimulus (physiology)
  In physiology, a stimulus is a detectable change in the internal or external environment. The ability of an organism or organ to respond to external stimuli is called sensitivity....
  
  , something external that influences an activity
• Stimulus (psychology)
  Stimulus (psychology)
  In psychology, stimuli are energy patterns which are registered by the senses. In behaviorism and related stimulus–response theories, stimuli constitute the basis for behavior, whereas in perceptual psychology they constitute the basis for perception.In the second half of the 19th century, the...
  
  , a concept in behaviorism
  Behaviorism
  Behaviorism , also called the learning perspective , is a philosophy of psychology based on the proposition that all things that organisms do—including acting, thinking, and feeling—can and should be regarded as behaviors, and that psychological disorders are best treated by altering behavior...
  
   and perception
  Perception
  Perception is the process of attaining awareness or understanding of the environment by organizing and interpreting sensory information. All perception involves signals in the nervous system, which in turn result from physical stimulation of the sense organs...
  
  
• Input
  Input/output
  In computing, input/output, or I/O, refers to the communication between an information processing system , and the outside world, possibly a human, or another information processing system. Inputs are the signals or data received by the system, and outputs are the signals or data sent from it...
  
   to a system in other fields
• Economic stimulus:
  • For government spending as stimulus see Fiscal policy
    Fiscal policy
    In economics and political science, fiscal policy is the use of government expenditure and revenue collection to influence the economy....
    
    
  • For an increase in money designed to speed growth see Monetary policy
    Monetary policy
    Monetary policy is the process by which the monetary authority of a country controls the supply of money, often targeting a rate of interest for the purpose of promoting economic growth and stability. The official goals usually include relatively stable prices and low unemployment...
    
    
  • For general information about economic stimulus see Stimulus (economic)
    Stimulus (economic)
    In economics, stimulus refers to attempts to use monetary or fiscal policy to stimulate the economy. Recently "stimulus" has become particularly associated with Keynesian economics and the theory that government spending projects can generate economic growth in a recession...
    
    

See also

• Economic stimulus bill
  Stimulus bill (disambiguation)
  Stimulus bill may refer to:* American Recovery and Reinvestment Act of 2009, the $787 billion plan known as the stimulus package.* Economic Stimulus Act of 2008...
  
  
• Economic Stimulus Act of 2008
  Economic Stimulus Act of 2008
  The Economic Stimulus Act of 2008 was an Act of Congress providing for several kinds of economic stimuli intended to boost the United States economy in 2008 and to avert a recession, or ameliorate economic conditions. The stimulus package was passed by the U.S. House of Representatives on January...
  
  , a US stimulus package passed during George W. Bush
  George W. Bush
  George Walker Bush is an American politician who served as the 43rd President of the United States, from 2001 to 2009. Before that, he was the 46th Governor of Texas, having served from 1995 to 2000....
  
  's administration.
• 2008 Chinese economic stimulus plan
  2008 Chinese economic stimulus plan
  The 2008–2009 Chinese economic stimulus plan is a RMB¥ 4 trillion stimulus package announced by the central government of the People's Republic of China on 9 November 2008 as an attempt to minimize the impact of the global financial crisis on the world's second largest economy...
  
  
• 2008 European Union stimulus plan
  2008 European Union stimulus plan
  On 26 November 2008, the European Commission proposed a European stimulus plan amounting to 200 billion euros to cope with the effects of the global financial crisis on the economies of the members countries...
  
  
• American Recovery and Reinvestment Act of 2009
  American Recovery and Reinvestment Act of 2009
  The American Recovery and Reinvestment Act of 2009, abbreviated ARRA and commonly referred to as the Stimulus or The Recovery Act, is an economic stimulus package enacted by the 111th United States Congress in February 2009 and signed into law on February 17, 2009, by President Barack Obama.To...
  
  , a US stimulus package passed at the beginning of Barack Obama
  Barack Obama
  Barack Hussein Obama II is the 44th and current President of the United States. He is the first African American to hold the office. Obama previously served as a United States Senator from Illinois, from January 2005 until he resigned following his victory in the 2008 presidential election.Born in...
  
  's administration.
• Stimulus Package, a DLC
  Downloadable content
  Downloadable content is official additional content for a video game distributed through the Internet. Downloadable content can be of several types, ranging from a single in-game outfit to an entirely new, extensive storyline, similarly to an expansion pack. As such, DLC may add new game modes,...
  
   map pack add-on for Modern Warfare 2.