One of the main objectives of network analysis is to determine the duration required to complete a project. This implies that how long a project will or can take for its completion. Hence, this paper has aim to provide a clear understanding about the determination of duration and other related...

"Site selection bias" can occur when the probability that a program is adopted or evaluated is correlated with its impacts. I test for site selection bias in the context of the Opower energy conservation programs, using 111 randomized control trials involving 8.6 million households across the...