Today
2025-03-26


2025-04-02


2025-04-09


2025-04-16


2025-04-23


2025-04-30


2025-05-07


2025-05-14


2025-05-21




2025-05-28
2025-06-04


0 €
Maximum payment
today


‒‒,‒‒ euros

‒‒,‒‒ euros
Payment
today,
2025-03-19
Payment
in 10 weeks,
2025-05-28

Sum of your payments:
--.--  €

€0 
Maximum payment
in 10 weeks

Interface used by Gerhardt & Suchy, “Estimating Preference Parameters from Strictly Concave Budget Restrictions,” ECONtribute DP 336 (2024)

Values set by experimenter Choice variables
Preference type Budget of the BR (m) (≤ €100 000) payment_y
Front-end delay (t) (in weeks) Baseline payment 1 (bt) (≤ 20% of m) payment_x
Delay between payments (k) (in weeks) Baseline payment 2 (bt+k) (≤ 20% of m)
Formula of the budget restriction: ct1+z + (1 / R)1+zct+k1+z = m1+z Curvature of the BR (z)
Price ratio of the BR (1 / R = pt+k / pt) Reload