Balmaceda (2016) shows that, under certain conditions, specialization can dominate multitasking when tasks are complementary, because specialization allows for a more flexible implementation of effort profiles than multitasking does. We show that this result is vacuously true, and multitasking always dominates specialization with task complementarity.

李三希教授的研究领域为信息经济学和产业组织理论，具体方向包括契约设计，消费者搜寻理论和数字经济等。目前他已经发表论文三十余篇，发表期刊包括Journal of Public Economics、Journal ofEconomics Theory、Management Science、Games and Economic Behavior、《经济学（季刊）》、《世界经济》、《中国工业经济》等。他还是国际SSCI期刊Journal of Economics编委（Associate Editor）。