%L theses_frw601 %A S. de Neve %X The research uses a hedonic regression as well as a spatiotemporal model to determine the effects of the use of a broker. The results show that price premiums are considered for investments when using a broker (3.6%), these price premiums are lower than those found in previous research which amounted to 7.7%. Results for a subsample of Amsterdam show similar effects of the use of a broker and amount to 3.7%. The effect of using a broker with a higher market share also results in price premiums on transaction prices amounting to a 0.5% increase. %T The effect of brokers on office investments %D 2018