The introduction of the Reichsmark creates a stable, internationally convertible currency backed by gold. The transitional currency, the Rentenmark, is withdrawn from circulation by July 1925 and is exchanged for the new Reichsmark on the basis of a one-to-one conversion.
[Büttner, p. 81]
Given the lack of support for the Marx government and the fact that the reparations problem is now settled, Reichspräsident Friedrich Ebert decides to dissolve the Reichstag to make way for a new government with broader support in the Reichstag.
[Kolb, p. 339-340]