Help or hindrance? Day-level relationships between flextime use, work-nonwork boundaries, and affective well-being.

Flexible working time arrangements are becoming increasingly popular around the globe, but do they actually benefit employees? To address this question, we take a differentiated look at employees' day-specific use of flextime and its effect on the intersection of work and nonwork life. Specifically, we examined whether links between day-specific flextime use and affective well-being at work and at home can be explained by and the subjective boundaries around one's work and private life domains (i.e.