This 4-page publication presents a straightforward and intuitive approach based on compounding costs to determine the timber value of a forest at any stage of its development. Written by Andres Susaeta, and published by the UF/IFAS School of Forest, Fisheries, and Geomatics Sciences, March 2021.
https://edis.ifas.ufl.edu/fr435
Attempts to calculate the economic value of semen have been made since at least the 1970s. The basic calculations have since become available (Dechow 2016). This new 3-page fact sheet reviews these calculations, adds a few other considerations, and offers estimates of the worth of the genetics of dairy semen. Written by Albert De Vries, and published by the UF/IFAS Department of Animal Sciences, January 2018.
http://edis.ifas.ufl.edu/an338