This study introduces and tests the applicability of a signal for individual tax reporting aggressiveness using German income tax return data. Tax aggressiveness is often defined as dealing with uncertainty - or more precisely: ambiguity - in an exploitative manner. In other words, firms and...

This study examines whether internal information quality (IIQ) is associated with firms' external information quality (EIQ) and whether tax planning moderates this association. Based on the argument that higher internal information quality allows managers to convey higher quality information to...

This study examines whether internal information quality (IIQ) is associated with firms' external information quality (EIQ) and whether tax planning moderates this association. Based on the argument that higher internal information quality allows managers to convey higher quality information to...

We derive determinants of tax avoidance by means of a multi-task principal-agent model. We extend prevailing models by integrating both corporate and individual income taxation as well as by including tax planning effort in the agent’s action portfolio. Our model shows novel and apparently...

We provide indirect empirical evidence of profit shifting behavior by multinational enterprises. This issue is analyzed in an econometric panel study for the years 1995 to 2005 and additionally in a cross-section for 2004 using a large micro database of European subsidiaries of multinationals...

Tax uncertainty often negatively affects investment. Advance tax rulings (ATRs) are commonly used as a measure to provide tax certainty. Rulings are currently controversially discussed in the context of tax planning activities of multinational firms (Luxembourg Leaks). We analyze ATRs as tax...

In a real-effort laboratory experiment to manipulate evasion opportunities, we study whether the moral evaluation of tax evasion is subject to a self-serving bias. We find that tax morale is egoistically biased: Subjects with the opportunity to evade taxes judge tax evasion as less unethical as...

In a real-effort laboratory experiment to manipulate evasion opportunities, we study whether the moral evaluation of tax evasion is subject to a self-serving bias. We find that tax morale is egoistically biased: Subjects with the opportunity to evade taxes judge tax evasion as less unethical as...