High expenses from economist Ulrike Malmendier, who lives in California, lead to differences with the coalition's budget politicians. Budget Committee has now set guidelines for the travel costs of business people.

An upper limit of 100,000 euros should apply per member per year. Council explained that members' trips would be booked "on a long-term basis" and "as cheaply as possible" The council recently made headlines because of internal differences over the appointment of Veronika Grimm to the supervisory board of Siemens Energy.