Historical land use rates are obtained from the Georgian forest department whereas changes from 1990 to 2000 are estimated using data from the Landsat satellites.
For example, in a paper presented last spring at the Brookings Institution in Washington DC, James Stock of Harvard University and Mark Watson of Princeton University unveiled a new "dynamic factor model," estimated using data from 1959 to 2011.
On this basis, China's PPP exchange rate is now higher than economists had previously estimated using data from the previous survey in 2005: a whopping 20% higher.
Relationships between silage fermentation characteristics and SDMI were estimated using data from 47 studies.
Often, these models have parameters which must be estimated using data from the real system.
These parameters are estimated using data from experiments in which nitrogen availability was changed abruptly.
The fitting parameters of Equation (5) were estimated using data from the four other groups.
This study addresses the issue of how accurately parameters characterizing a stochastic, discrete behavioral process can be estimated using data from a discrete-time panel study.
For example, the partition coefficients could be better estimated using data from the early part of the experiment instead at the end.
First-order breakage rates have been estimated using data from these simulations, and used to investigate the effect of operating and design variables in milling.
Poverty rates and shares among all states, territories, and districts in India are estimated using data from the National Sample Survey Organization in 1994, 2004, and 2010.
