Market Data Definition Language (MDDL)
Google
The Financial Information Services Division of the Software & Information Industry Association
MDDL 2.0-beta Examples
Version 2.0-beta Examples

The following examples are derived from the original Reuters online demonstration (see Samples. These sample files have been updated to validate against the MDDL 2.0-beta schema. Similar data is provided from two different data providers so you can see how it contrasts. These examples will be refined to be more complete and compatible with MDDL 2.0-draft soon.