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Among the proposed SFA models, this study applies the model of Battese and Coelli [32], because it can examine the mean inefficiency of firms by a single-stage regression, using various explanatory variables for efficiency.
SFA estimation of Eq. (10) suggests mean "inefficiency" of around 11 13 % among hospitals, but only if our hospvars are included.
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The water and electricity use per GDP in agriculture was the biggest among three sectors in Shenzhen during 2001-2009, which means inefficiency of water and electricity use in agriculture.
The top one third of districts in the country has a mean efficiency score of 90percentnt or more, while the bottom 10 per cent of districts exhibit mean inefficiency score of as high as over 75percentnt or more.
The overall mean inefficiency score in the country was about 38%, while as many as two-third of districts in the country had mean efficiency level of about 75percentnt or less.
Overall mean inefficiency is about 30percentnt.
The predicted mean inefficiency from the classical stochastic frontier model (Model 1) is around 47percentnt but once heterogeneity and spatial interactions are incorporated both the mean inefficiency score and the estimated underlying standard deviation of u (δu) change significantly.
But inexperience often means inefficiency and Everton ought to have made more of their early dominance.
The inefficiency of farms meant low crop yields, high prices, limited choice, and uneven quality.
The cost and inefficiency of that means of surveillance is itself a critical safeguard of individual privacy.
Even once appeals are exhausted, the inefficiency of the Home Office means that relatively few bogus applicants are actually deported.
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