Companies in Romania and Hungary are paying highest energy prices in the European Union — triple those paid by Finnish firms — amid continuing price hikes in the 27-nation bloc. The European Commission’s annual “competitiveness” report, published on Wednesday, shows that EU energy prices have been rising sharply since Russia’s full-scale invasion of Ukraine two years ago. Average prices for medium-sized businesses in the EU rose to €0.21 ($0.22) per kilowatt-hour (KWh) in 2023, up from €0.18 in 2022. Romanian mid-sized firms paid the highest prices at €0.33 per KWh, while those in Hungary paid…