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First, the sample selectivity probit model is preferred to univariate probit models, since the results indicate the existence of sample selection bias if the second-stage equations were estimated alone.
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However, while lambda can be estimated alone, kappa and delta are better estimated as additional parameters in the model that also included lambda.
A total of 70 530 new cases and 14 680 deaths were estimated in United States alone in 2010 (Jemal et al, 2010).
The construction costs alone were estimated to be $21 million.
The Guantanamo military commissions alone were estimated to have cost some $700 million by December 2014.
The annual heat-related losses incurred in the broiler sector alone were estimated at $51.8 million [ 6].
Case costs alone were estimated at approximately $2.8 million (CAD, 2008) including loss of life.
Estimates of O3-related mortality here show slightly smaller impacts than were estimated under climate change alone (Table 1).
Values for infestation prevalence and infestation levels were estimated for P. leucopus alone, and for all other small mammals collectively.
Damages and losses from the ensuing power outages were estimated at $600 million in Maryland alone.
The rate parameters were estimated using the lipidomics data alone.
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