Since it is still unclear to what extent time allocation retrospectively reported in questionnaires, reflects people's actual behavior, examining the accuracy of responses to time use survey questions is of crucial importance. We analyze the congruence of time use information assessed through...

Abstract A benefit of randomized experiments is that covariate distributions of treatment and control groups are balanced on average, resulting in simple unbiased estimators for treatment effects. However, it is possible that a particular randomization yields covariate imbalances that...

A key issue in the successful management of an Information Technology (IT) outsourcing contract is the measurement of the vendor's performance to ensure that all agreed outcomes are achieved. An effective performance measurement system (PMS) provides both control and accountability of the vendor...