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Global public good, in economics, a ''public good'' available worldwide
*
GNU Privacy Guard
GNU Privacy Guard (GnuPG or GPG) is a free-software replacement for Symantec's PGP cryptographic software suite. The software is compliant with RFC 4880, the IETF standards-track specification of OpenPGP. Modern versions of PGP are interoper ...
, cryptography software
*
Goals against average (GAA), also known as ''goals per game'', sports statistic
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Grains per gallon, water hardness measurement
* ''
The Good Pub Guide'', recommends pubs in the UK
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Generalized Petersen graph, a type of mathematical graph
Companies
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Guinness Peat Group, an investment holding company
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Grammophon-Philips Group, a previous name for record company PolyGram
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Greenwood Publishing Group, an educational and academic publisher in the USA
*
Gas Powered Games, and their GPGNet online matchmaking service
{{disambiguation