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1. An act that requires use of resources or time. In Program Evaluation and Review Technique (PERT), an activity is represented by an arrow on a PERT chart.

2. In investing, the amount of a security's relative trading volume; that is, the amount of money flowing into and out of a security in trading. A high amount of activity means that many shares of the security are being bought and sold at a high rate, while a low level of activity indicates the opposite.


The amount of relative trading volume in a security.
References in periodicals archive ?
Career development activities for students with mental retardation comprise a process in which the student must be an active and informed participant (Szymanski & Parker, 2003).
Other activities are permissible within regions so long as they are not in conflict with the Constitution and/or Bylaws of the Association.
Insurance Sales Activities and Consumer Protection in Sales of Insurance.
Leisure activities do more than restore and rejuvenate; they help define who we are.
Scientists have found that a major reason people lose muscle is because they stop doing everyday activities that use muscle power, not just because they grow older.
Apparently, in order to reduce the cost in energy of shifting activities (for example, interrupting one's work activity to socialize every now and then with coworkers) and to maximize low-energy, pleasurable activities (for example, socializing) or because certain types of tasks may simply take people with SCI longer to complete than people without a disability (for example, dressing), people with SCI do tend to spend more time in certain activities whenever the activity occurs.
In explaining the findings, study investigator Terrie Moffitt stated that the ages during which children commit delinquent acts occur when they are most likely to engage in sports activities.
So kids take part in more after-school activities, like sports, games, and clubs.
The IRS argued a trust's "material participation" in a trade or business, within the meaning of section 469(h), should be determined by evaluating only the trustee's activities.
Both of these factors have many intricate issues and phenomena involved in the complex structure of scientific activities.
must be "connected and subordinate to the charity's purpose," according to the draft paper on political activities issued by Canada Customs and Revenue Agency.
While these phrases vividly describe the prognosis for those stricken by dementia, that's only part of the story: While they yet live, people with Alzheimer's and other dementias can still enjoy interacting with others and participating in activities that awaken pleasant, comforting memories.

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