Open Access

Table 9

Mean and median values of WTP with the Tobit estimation and descriptive statistics.

Valeurs moyennes et médianes de la volonté de payer : estimation Tobit et statistiques descriptives.

Tobit Descriptive statistics
Mean [E(WTP | WTP > 0)] 17.2 14.38
Std Deviation 9.33 29.91
Median 14 10
Number of observations 357 357

Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.

Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.

Initial download of the metrics may take a while.