Iris Houben’s research focuses on contract law. Central theme is the interaction between (sector specific) public law and contract law. Het most recent research projects is on innominate contracts, such as franchise, leasing and energy contracts.
- Toepassing van het contractenrecht in gereguleerde sectoren, alias 'regulatory contract law' (2013)
- Public Service Obligations: Moral Counterbalance of Technical Liberalization Legislation? (2008)
- Contractdwang (thesis) (2005)