Ancillary housing costs in North Rhine-Westphalia (NRW) have recently risen by an unusually high 9.7%. Net rents have also risen by 1.7 percent. Overall, housing costs have risen by 5 percent as a result. Tenants in NRW now have to pay an average of €13.15 per square meter per month for housing - of which €7.68 is for rent and €5.46 for...