Figure 2. Malmquist index and productivity changes over time (t to t + 1) (Source: Worthington (1999) [37])

From

Global Economic Crisis and Productivity Changes of Banks in India: A DEA-MPI Analysis

R. Madhanagopal, R. Chandrasekaran

International Journal of Data Envelopment Analysis and *Operations Research*. 2014, 1(3), 40-48