How should policy analysts assess 'benefit validity' when behavioral anomalies appear relevant? David L. Weimer provides thoughtful answers through practical guidelines.
Price history
▲27.23%
Nov 12, 2022
€25.93
▲9.45%
Jan 27, 2022
€20.38
▼-0.05%
Jan 26, 2022
€18.62
▼-0.35%
Jan 24, 2022
€18.63
▲0.3%
Jan 17, 2022
€18.69
▲0.1%
Jan 11, 2022
€18.64
▼-1.18%
Jan 10, 2022
€18.62
▲0.49%
Jan 4, 2022
€18.84
▲1.45%
Dec 28, 2021
€18.75
▼-0.5%
Dec 21, 2021
€18.48