International Scholarly Research Notices / 2012 / Article / Tab 2

Research Article

Analysis of the Technical Efficiency of Urban Bus Services in Spain Based on SBM Models

Table 2

Advantages and disadvantages of DEA.


Simultaneous analysis of outputs and inputsIgnores the effect of exogenous variables on the operation
It is not necessary, a priori, to define the frontier formIgnores statistical errors
Relative efficiency, compared to the best observationDoes not say how to improve efficiency
Need no information on pricesDifficult to perform statistical tests with the results

Source: [1113].

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