Lesson plan

Path dependence

In the social sciences, path dependence is the phenomenon of past events or decisions constraining or defining later events or decisions. It can describe outcomes at a single point in time or to the long-run equilibria of a process. Path dependence has been used to describe institutions, technical standards, patterns of economic or social development, organizational behavior, and more. In common usage, it makes two types of claims. The first is the broad concept that "history matters", often used to challenge explanations that pay insufficient attention to historical factors. This claim can be formulated simply as "the future development of an economic system is affected by the path it has traced out in the past" or "particular events in the past can have crucial effects in the future." The second is a more specific claim about how past events or decisions affect future events or decisions in significant or disproportionate ways, through mechanisms such as increasing returns, positive feedback effects, or other mechanisms.

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Article summary

In the social sciences, path dependence is the phenomenon of past events or decisions constraining or defining later events or decisions. It can describe outcomes at a single point in time or to the long-run equilibria of a process. Path dependence has been used to describe institutions, technical standards, patterns of economic or social development, organizational behavior, and more. In common usage, it makes two types of claims. The first is the broad concept that "history matters", often used to challenge explanations that pay insufficient attention to historical factors. This claim can be formulated simply as "the future development of an economic system is affected by the path it has traced out in the past" or "particular events in the past can have crucial effects in the future." The second is a more specific claim about how past events or decisions affect future events or decisions in significant or disproportionate ways, through mechanisms such as increasing returns, positive feedback effects, or other mechanisms.

Key claims

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Discussion questions

  1. Summarise the article in your own words. Which single claim would you verify first, and why?
  2. Which claim in this article is most likely to be revised as the sources update? How would you check its current status?
  3. If two sources disagreed about one of these facts, what would you need in order to trust one over the other?

Bibliography

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Key claims and bibliography are generated from the same tracked claims and sources as the article page.