| Clue | Source | Date |
|---|---|---|
| *Financially sustainable | Wall Street Journal | 22 Jun 2023 |
| Budget | Newsday | 10 Sep 2021 |
| Inexpensive | Premier Sunday | 30 Aug 2020 |
| Cheap | Irish Times Simplex | 18 Jan 2019 |
| Like generic products, generally | USA Today | 05 Aug 2018 |
| Like generic products, generally | ||
| Inexpensive | ||
| Cheap | ||
| Economical. |