- The presence within an industry of large firms. Gabaix (2010) shows that random idiosyncratic shocks hitting such firms, unlike those hitting very small firms, can cause aggregate fluctuations, including in exports and the trade balance.
- A measure of the extent to which the components of a system can be broken down. The greater the granularity, the more flexible and customizable a system should be. May refer, for instance, to computer hardware and/or software.
- noun the number of separate components in a system such as a web page