Those in employment are people above a specified age who, during a specified period, were in paid employment or self-employment. People in paid employment during the reference period performed some work for a wage or salary, in cash or in kind, or they may have been temporarily not at work during the reference period, but did have a formal job. Those who were self-employed during the reference period performed some work for profit or family gain, in cash or in kind, in an enterprise such as a business, farm or service undertaking, or they may have been temporarily not at work during the reference period, but did have an enterprise.