Please note the asterisks in Tables 2, 4 and A1 are incorrect. The Tables should have appeared as follows:
Table 2. Pension contribution ratios and expected contribution cuts

Notes: Significance ***p < 0.01, **p < 0.05, *p < 0.10.
Table 4. Robustness checks: unexpected deficits and state pension contribution ratios

Notes: Significance ***p < 0.01, **p < 0.05, *p < 0.10.
Table A1. Year fixed effects: unexpected deficits and state pension contribution ratios

Notes: Significance ***p < 0.01, **p < 0.05, *p < 0.10.