NEWS

---

contdid 0.1.0 (2025-07-03)

• Initial CRAN submission.
  • CCK estimation is working for case with two periods.
  • Change default parametric specification to cubic polynomial.
  • Bug fix for variable names.

contdid 0.0.002

• Added sanity checks for unexpected input data.

contdid 0.0.001

• Initial version.