collect detailed time-use information on students before and during the school closures in a survey of 1,099 parents in … Germany. We find that while students on average reduced their daily learning time of 7.4 hours by about half, the reduction …-achievers disproportionately replaced learning time with detrimental activities such as TV or computer games rather than with activities more …

provider at any time. This may result in a higher level of output and lower average prices. …

The subjective value of time is the marginal rate of substitution between travel time and travel cost under constant … utility or profit level. It is commonly referred to as the monetary appraisal of value of time or the willingness to pay for … savings in travel time. This study proposes methods to measure the true value of time from observable demand functions …

the time factor is still largely ignored in planning practice, some exceptions, such as rapid planning or slow urbanism …