Measuring Overall Health System Performance for 191 …

The term ui A 0 measures country-specific technical inefficiency. It is constrained to be always non-negative. The above model can be rewritten as: Yit =αi +X ′itβ+vit, (ii) where the new intercept αi = (α - ui) is now country-specific, and estimates can be found by using a standard fixed-effects model. ................
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