In 2021, Haegens published 'De Wereld Wij Delen', a book that explores the concept of shared economies and the potential for more equitable economic systems. The book discusses alternative economic models that prioritize sustainability and social welfare over profit maximization.

Koen Haegens was awarded the prestigious De Tegel award for his outstanding economic reporting. This accolade recognized his insightful analysis and ability to convey complex economic concepts to a broad audience, further establishing his reputation as a leading economic journalist in the Netherlands.

In 2017, Haegens published 'De Grote Recessie', a book that delves into the causes and consequences of the global financial crisis. The book offers a comprehensive analysis of the economic downturn and its long-lasting effects on both global and Dutch economies.

Koen Haegens joined De Groene Amsterdammer, a respected Dutch weekly magazine known for its in-depth analysis and investigative journalism. At De Groene, Haegens continued to focus on economic issues, contributing to the magazine's reputation for critical and thoughtful reporting.

In 2010, Koen Haegens published his first book, 'Neem de Tijd', which explores the societal obsession with speed and efficiency. The book critically examines how this obsession affects our daily lives and economic systems, advocating for a more balanced approach to time management.

Koen Haegens began his career at De Volkskrant, one of the leading newspapers in the Netherlands, where he focused on economic journalism. His work included reporting on financial markets, economic policy, and the impact of globalization on Dutch society.