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A nonrival good is one that can be used or consumed with one person without reducing the amount left for others.  In other words, a nonrival good can be used again and again at almost no additional cost.

A nonrival good is one that can be used or consumed by one person without reducing the amount left for others.  In other words, a nonrival good can be used again and again at almost no additional cost.

Examples of nonrival goods are designs, movies, television, fireworks, algorithms and patents.<ref>http://www.economicprincipals.com/issues/06.11.12.html</ref>

Examples of nonrival goods are designs, movies, television, fireworks, algorithms and patents.<ref>http://www.economicprincipals.com/issues/06.11.12.html</ref>