Transaction | Glossary

Definition

A Transaction (or Transaction Cost) is the overhead cost (or fixed cost) of executing each and every item in a batch is known as a Transaction cost. It’s one of the two overall costs that determines the economic batch size in a U-curve optimization.

The Agile method emphasizes the reduction of transaction costs over the development period of new and innovative IT products. They are generally found to be lower in the Agile Development Process, than in the traditional ones.

Further Reading

  • “Transaction Cost Management : Strategies and Practices for a Global Open Economy” (book) by Chihiro Suematsu.

Relative Estimation | Glossary

Definition

Relative estimation is one of the various types of estimation methods that are used in Agile Teams. It comprises of the process of estimating tasks and user stories, but not in absolute units of time.

Relative Estimation avoids some of the drawbacks of estimating in general, like seeking unwanted precision, and confusion of estimates with commitments. This is due to it being synchronous with units other than time in estimation.

Further Reading

  • “Agile Estimating and Planning” (book), by Mike Cohn.