Public Projects
If you think your app could be useful for others, please email chris@otree.org and I can feature it here.
otree-demo
Links
Description
These are the sample games you get when you download oTree.
Apps
Last updated
2019-05-13
demo-eet
Links
Author
Felix Holzmeister
Description
The 'eet' app implements the Equality Equivalence Test as proposed by Kerschbamer (2015).
The app features a straightforward setup of several variants of the task and can be freely
parameterized in a single file (config.py).
Apps
- eet This oTree application allows to implement the Equality Equivalence Test (EET) as proposed by Ker...
Last updated
2019-07-09
cl-demo
Links
Author
Felix Holzmeister
Description
The apps allow conducting the certainty equivalent method (CEM), the iterative choice list procedure (ICL),
the multipe price list method (MPL), and the single choice list procedure (SCL) to elicit individual level
risk preferences in different variants and parameterizations by adapting the documented variables in config.py.
Apps
- cem Certainty equivalent method as proposed by Cohen et al. (1987) and Abdellaoui et al. (2011), as w...
- icl Staircase risk elicitation task as proposed by Falk et al. (2016), Working Paper.
- mpl Multiple price list task as proposed by Holt/Laury (2002), American Economic Review 92(5).
- scl Lottery choice task as proposed by Eckel/Grossman (2002), Evolution and Human Behavior 23 (4), 28...
Last updated
2019-07-09
bret-demo
Links
Author
Felix Holzmeister
Description
This app allows conducting the Bomb Risk Elicitation Task (BRET)
as proposed by Crosetto/Filippin (2013) as an oTree application
in numerous different variants by simply altering the documented
variables in config.py.
Apps
- bret Bomb Risk Elicitation Task (BRET) à la Crosetto/Filippin (2013), Journal of Risk and Uncertainty ...
Last updated
2019-07-09
otree-snippets
Links
Description
Recipes for common tasks in oTree
Apps
- groups_csv Reads groups from a CSV file. Inside this app, you will find a groups6.csv, which defines the gr...
- radio_switching_point Table where each row has a left/right choice, like the strategy method. This app enforces a singl...
- random_page_order For each participant, randomize the order of tasks A, B, and C. Task B has 2 pages, which are alw...
Last updated
2018-12-25
ancient-woodland-48436
Links
Description
oTree games
Apps
- negotiations Echo Chambers
Last updated
2019-09-26
nameless-wave-13054
Links
Apps
- feedback
- quizmulti Quiz for walras
- walras Walrasian Equilibrium Selection The only real tricky thing in the software is the implementation...
Last updated
2019-09-01
back-button
Links
Author
Luca Henkel
Description
This is a demonstration on how to implement a back button in oTree using the bootstrap navbar.
Apps
- back_button_v1
- back_button_v2
- back_button_v3
Last updated
2019-09-10
experimentwageinequality
Links
Apps
- realefforttask multi-round real effort task
Last updated
2019-02-07
cess-maze-game
Links
Apps
- maze_timing
Last updated
2019-05-30
continuous-choice
Links
Apps
- game Game Play Stage
- instructions Instructions Phase
- payoff Payoff Phase
- practice Practice Stage
Last updated
2019-01-24
ntuexp2019
Links
Author
Wang Song
Apps
- benchmark Benchmark Voucher: Cannot be passed to juniors (i.e., the simplest donor priority rule)
- benchmark2 Benchmark Voucher as second stage, for change of rules
- benchmark2b Benchmark Voucher as second stage, for no change of rule
- benchmark_instructions Instruction for benchmark voucher, and quizzes. For first stage!
- designated Designated Vouchers
- designated2 Designated Vouchers as second stage
- designated2b Designated Vouchers as second stage
- designated_instructions Instruction for designated voucher, and quizzes. For first stage!
- exp_instructions Instructions for the general rule regardless of the treatment
- extended Extended vouchers
- extended2 Extended vouchers as second stage
- extended2b Extended vouchers as second stage
- extended_instructions Instruction for extended voucher, and quizzes. For first stage!
- general_info Starting Page
- holtlaury Holt Laury Risk Elicitation
- survey_emergent Survey and Payment Info
Last updated
2019-04-15
p190202
Links
Apps
- deer_hunting3 사슴사냥 3인용 연습
- delegative_voting
Last updated
2019-03-01
wc-rev2
Links
Apps
- auction Phase 1: Auction Phase: Set to 80 rounds, 10 for each lottery.
- dice Phase 2: Dice Phase, for lack of a better description.
- expected Expected Value
- payoff Final Payment Phase
- questionnaire Final Questionnaire
Last updated
2019-10-01
evokhu
Links
Author
Namun Cho
Apps
- battleSex This is a 2-player 2-strategy coordination game. The name and story originated from <a href="h...
- hd_1r Simple Chicken Game (HDG) (1 rounds)
- oligopoly Oligopoly Game (Equivalent to PDG 1 round)
- pd Continuous Prisoner's Dilemma (fixed partner, 10 rounds)
- pd_1r Simple Prisoner's Dilemma (1 rounds)
- pd_indirect Continuous Prisoner's Dilemma (random partner, 5 rounds)
- ult 최후통첩게임
- ult1 최후통첩게임
- ult1_1r 최후통첩게임
- ult2 최후통첩게임
- ult2_1r 최후통첩게임
- volunteer Volunteer Dilemma, 2018.9.28 작성
Last updated
2019-08-06
econ-experiment
Links
Apps
- big5_questionnaire Questionnaire with emphasis on Big 5 personalities (OCEAN) and consideration of future consequenc...
- bret Bomb Risk Elicitation Task (BRET) à la Crosetto/Filippin (2013), Journal of Risk and Uncertainty ...
- coopetition1 Coopetition game: trade-off between value co-creation and value appropriation
- coopetition_mturk Coopetition game: trade-off between value co-creation and value appropriation
- coopetition_quiz Quiz questions that test the understanding of PD with private monitoring and communication
- coordination Stag-hunt game to measure the tolerance of strategic uncertainty
- guess_number a.k.a. Keynesian beauty contest. Players all guess a number; whoever guesses closest to p of the...
- investment_task Investment task that measures risk preferences. Similar to Gneezy and Potter (1997) and Eckel and...
- meeting_place Choosing meeting place and time. A coordination game that illustrates Schelling's focal point.
- payment_info_asym_PD Payment information for the session
- payment_online Payment information for the session
- payment_simple Payment information for the session
- pure_coordination Beauty contest as a coordination game: choose the most beautiful face.
- questions Questions that can be measures by a likert scale (1-7).
- ravens Raven's progressive matrices test measuring cognitive ability
- repeated_game_PD Finitely repeated "Prisoner's Dilemma", 3 different treatments: random matching, fixed matching, ...
- repeated_game_randpay A series of finitely repeated coordination games. One round in each game is randomly chosen for p...
- risk_preferences Simply gamble choice for risk preference elicitation
- simple_survey very short questionnaire
- social_preference_elicitation Games used to estimate parameters of the Fehr-Schmidt model of inequality aversion
- survey_likert Questions that can be measures by a likert scale (1-7).
- survey_online Survey questions
- wildcat
Last updated
2019-02-22
leasing-experiment
Links
Apps
- bargaining_experiment
- closing
- opening
Last updated
2019-01-29
cess-dnd
Links
Apps
- exp
Last updated
2019-05-08
excuse-driven
Links
Apps
- elicitation Ceci n'est pas une excuse - elicitation
- tasks_today Ceci n'est pas une excuse - today's tasks
- tasks_tomorrow Ceci n'est pas une excuse - tomorrow's tasks
Last updated
2019-04-13
ch-samplingtest
Links
Author
Christoph Huber
Apps
- int
- postexp Post-Experiment Tasks for 'Sampling'
- sampling Sampling Returns and Price Developments - Volatility Shocks
Last updated
2019-10-09
radiant-castle-15575
Links
Apps
- syllogismMturk syllogism task taken from Kokis et al. (2002)
Last updated
2019-09-11
pjulius
Links
Apps
- accom_dynam
- accom_dynam_five
- accom_dynam_four
- accom_dynam_three
- accom_dynam_two
- BoSN This experiment implements a 4-player Battle of the Sexes game with 3 Nash equilibria. Red player...
- bret Bomb Risk Elicitation Task (BRET) à la Crosetto/Filippin (2013), Journal of Risk and Uncertainty ...
- chat
- Cheap_Talk This app implements a dictator game with group identity. It assumes that players were already ass...
- Dictator_Game This app implements a dictator game with group identity. It assumes that players were already ass...
- DMP Implements an experimental version of the Diamond-Mortensen-Pissarides job matching model. Parti...
- double_auction Based on the double auction template created by Jan Dietrich, I created a two-dimensional version...
- Double_Slit A double slit experiment on demand effects in experiments
- Double_Slit_monitored -This study is limited to residents of the United States who are at least 18 years of age. -It ...
- etfs ETF: Duffy, Rabanal, Rud by JP Rabanal
- etfs2 ETF: Duffy, Rabanal, Rud by JP Rabanal
- etfs_old ETF: Duffy, Rabanal, Rud by JP Rabanal
- HW2_Julius_StagHunt This app implements a Stag Hunt experiment with variable payoffs, with roles arranged randomly at...
- Julius_Taxation Nonlinear Public Goods Game using Taxation This app implements a nonlinear public goods game wit...
- Klee_Kandinsky This app implements the standard 'Klee-Kandinsky' group paradigm. Participants are shown a number...
- Klee_Kandinsky_discussion This is a follow-up to the Klee-Kandinsky group paradigm, which primes group identity by allowing...
- Public_Goods_Bargaining A game where two players bargain sequentially over 100 points split between their account, the ot...
- Public_Goods_Bargaining_Mandatory A game where two players bargain sequentially over 100 points split between their account, the ot...
- quickstart This app rapidly generates randomized groups as if they had gone through a Klee-Kandinsky paradigm.
- Rockets_Feathers An experiment using a monopolistic competition price-setting game to look for asymmetric price tr...
- WTP A simple willingness-to-pay task that can be used to measure the effect of group identification.
- WTP2 A simple willingness-to-pay task that can be used to measure the effect of group identification.
Last updated
2019-05-14
austeja-experiments
Links
Author
Austėja Kažemekaitytė
Apps
- anagram_ctb_1 First part (anagram task) of anagram+ctb experiment
- anagram_ctb_2 CTB for intertemporal task
- combination_pilot Combination task pilot for Prolific
- consA
- consB
- consC
- recall_task 2019.09.20 Recall task pilot + emotion questionnaire
Last updated
2019-09-23
slidertask
Links
Apps
Last updated
2019-01-22
ringvar
Links
Apps
- ringvar
Last updated
2019-04-19
ra-jung
Links
Apps
- ball_catch Ball-Catching Task
- decoding_ret Real Effort Task; decoding letters
- minimum
- payment_info_jung This application provides a webpage instructing participants how to get paid. Examples are given ...
- realefforttask multi-round real effort task
- ret_adding Real Effort Task. Add as many ints as possible.
- ret_typing Real Effort Task. Type as many strings as possible.
- slider
- stroopapp
- stroopapp2
- survey_jung
Last updated
2019-03-16
dome-unifi
Links
Description
Qui si può provare l'esperimento o programmarne un pilota
Apps
- bare_market A market game version with no charities
- market 2 firms complete in a market by setting prices and quality for homogenous goods.
- payment_recap This application provides a recap of all previous results You need to save the results you want t...
- quest Total player payoff
- risk Simple lottery to infer risk attitudes
- role_uncertain_dictator Dictators with role uncertainty: each player is asked to play the dictator role. Subjects know th...
- tsm Tentative Two-sides Market model
- welcome_choice Introduces and welcomes, but first of all acquires code received by the experimenters
- welcome_noCharity Introduces and welcomes, but first of all acquires code received by the experimenters
Last updated
2019-02-04
mturk-experiment
Links
Apps
- bret Bomb Risk Elicitation Task (BRET) à la Crosetto/Filippin (2013), Journal of Risk and Uncertainty ...
- coopetition_inclass Coopetition game: trade-off between value co-creation and value appropriation
- coopetition_inclass_quiz Instructions on coopetition games, with quiz questions testing understanding.
- coopetition_lab Coopetition game: trade-off between value co-creation and value appropriation
- coopetition_lab_payment Payment information for the session
- coopetition_lab_quiz Quiz questions that test the understanding of PD with private monitoring and communication
- coopetition_lab_survey Survey questions
- coopetition_mturk Coopetition game: trade-off between value co-creation and value appropriation
- coopetition_oneshot Coopetition game: trade-off between value co-creation and value appropriation
- coopetition_quiz Quiz questions that test the understanding of PD with private monitoring and communication
- guess_number a.k.a. Keynesian beauty contest. Players all guess a number; whoever guesses closest to p of the...
- meeting_place Choosing meeting place and time. A coordination game that illustrates Schelling's focal point.
- multiarm_bandit Simply gamble choice for risk preference elicitation
- otree_mturk_utils Custom Waiting Pages and Pages for mTurk
- payment_inclass Payment information for the session
- payment_online Payment information for the session
- payment_simple Payment information for the session
- payoff_matrix_quiz Instructions on how to read payoff matrices, with quiz questions testing understanding.
- pure_coordination Beauty contest as a coordination game: choose the most beautiful face.
- questions Questions that can be measures by a likert scale (1-7).
- repeated_game_PD Finitely repeated "Prisoner's Dilemma".
- repeated_game_randpay A series of finitely repeated coordination games. Computer randomly chooses several rounds in eac...
- risk_preferences Simply gamble choice for risk preference elicitation
- russian_roulette Simply gamble choice for risk preference elicitation
- simple_survey very short questionnaire
- survey_online Survey questions
Last updated
2019-10-17