This book assesses the impact of daylight saving time (DST) on hourly electricity load using natural experiment for the case of Pakistan. DST was implemented in Pakistan in 2008 and 2009. This unique history of DST implementation has provided a natural experiment to form control and treatment period to identify the impact of DST directly with before and after and with and without analysis, without getting into the seasonal biasness in control period due to reduced electricity demand in fall. To address this potential seasonal biasness, this study employs two different identification...