Modeling and forecasting outliers and level shifts in absolute returns / Philip Hans Franses, Marco J. van der Leij, & Richard PaapEconomics: an emerging small world? / Sanjeev Goyal, Marco van der Leij, José Luis Moraga-GonzálezEconomics: an emerging small world? / Sanjeev Goyal, Marco van der Leij, José Luis Moraga-GonzálezA social network analysis of occupational segregation / Sebastian Buhai, Marco van der LeijA social network analysis of occupational segregation / Sebastian Buhai, Marco van der LeijRisk aversion and social networks / Jaromir Kovarik, Marco J. van der LeijRisk aversion and social networks / Jaromir Kovarik, Marco J. van der Leij