For each time period, calculates the number of adopters, the proportion of adopters, and the adoption rate.
A n * T matrix (Cumulative adoption matrix obtained from
The rate of adoption–returned in the 3rd row out the resulting matrix–is calculated as
[q(t) - q(t-1)]/q(t-1)
where q(i) is the number of adopters in time t. Note that it is only calculated fot t>1.
A 3 * T matrix, where its rows contain the number of adoptes, the proportion of adopters and the rate of adoption respectively, for earch period of time.
George G. Vega Yon & Thomas W. Valente
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