Higher costs for construction, energy and personnel, increased interest rates and several bitter labour strikes caused German state-owned railway Deutsche Bahn to lose billions of dollars last year. Deutsche Bahn posted a loss of €2.4 billion ($2.6 billion) in 2023, the company announced in Berlin on Thursday. In the previous year, the loss was significantly lower at around €200 million. In the same period, turnover for the railway fell by 13% to around €45.2 billion. Deutsche Bahn said that hefty reported losses on operations last year can be attributed to advance payments on major future inf…