Adding elements of competition and team involvement to fitness activities can make them more enjoyable, and can make people more likely to meet their exercise goals. (health.harvard.edu)
A title is awarded for passing all four elements of competition in one trial day, and must be earned before advancing to the next level of competition. (nacsw.net)
By stating that economic means are finite and scarce, economic theory accepts a natural element of competition for these resources. (religion-online.org)