The European Central Bank will keep its deposit rate at 2.00% at least through the end of this year, a Reuters poll showed, extending its longest spell of steady borrowing costs since the negative-rate era despite heightened geopolitical risks. Inflation fell to a 16-month low of 1.7% in January, prompting some policymakers to warn price growth could slow too much and that the ECB must be ready to act. Even so, the economy has remained resilient.