Skip to main content

Industry

An industry is a defined as a group of firms producing products that are close substitutes. But with Clayton Christensen's jobs-to-be-done viewpoint, it needs to be rewritten as a group of firms providing similar solutions.

For example, blockbuster to netflix.
They were in entertainment, not DVD storage and distribution.

Comments

Popular posts from this blog

Reverse index

Looking at this overloaded  page on typesense , I wanted to understand some of the terms. A  good example  of reverse index is when you have to search for 234, 235, 236. Here it makes sense to find the differeing last number sooner than the initial long, same numbers.  The time to  dynamically reconstruct inverted index  is important. Levenshtein automaton what-is-tf-idf  Term frequency - inverse document frequency. Faceted search  vs  Filtering

The Clayton M. Christensen Reader

  The Clayton M. Christensen Reader radial tire vs bias tire Geox   breathable shoes sew with swiss army knife