Equity theory, most popularly known as equity theory of motivation, was first developed by John Stacey Adams, a workplace and behavioral psychologist, in 1963.
On average there are about 4.3 weeks in a month. Each week is 7 days, and there are normally either 30 or 31 days in a month, so there are usually between 4.2 and 4.4 weeks per month. The exception is February because it has fewer days, so there are about 4 weeks in that month. On average there are about 4.3 weeks in a month.
Four and a few days. Since each week has 7 days but a month has 28 (February), 30 (April, June, September and November) and 31 (January, March, May, July, August, October and December) days. Even the whole year has 365 days that is 52 weeks and a day. A leap year has one more day, so 52 weeks and 2 days.