Studies at the university (RUG)
0 = not
1 = yes

How well did you understand the tasks during the experiment?
0 = Completely
1 = Well
2 = Only the basics
3 = Not really
4 = Not at all

Which figure would describe your mood the best at the moment?
0 = :))
1 = :)
2 = :|
3 = :(
4 = :((

Have you recognized any other participants in this experiment?
0 = I have not seen the other participants clearly.
1 = I have seen the other participants, but have not recognized any.
2 = I have recognized 1 or 2 other participants.
3 = I have recognized 3 or more other participants.

Please indicate which answer indicates the best your intention during the experiment
0 = I was giving random answers
1 = I was giving sincere answers purposefully
2 = I was giving false answers purposefully

Do you usually prefer to work things out yourself than get someone else’s advice?
0 = I always prefer to work things out myself
1 = I rather prefer to work things out myself
2 = I rather prefer to get someone else’s advice
3 = I always prefer to get someone else’s advice

How exhausting was the experiment for you?
0 = Very exhausting
1 = Exhausting
2 = Bit exhausting only
3 = Not exhausting
4 = Refreshing

Please indicate how important were these factors, when you revealed your opinion during the experiment.: the opinion of the other participant
0 = Very important
1 = Important
2 = Neutral
3 = Not important
4 = Not important at all

First choice
0 = I receive 24 euros and the other receives 2 euros.
1 = I receive 29 euros and the other receives 14 euros.
2 = I receive 26 euros and the other receives 21 euros.

Second choice
0 = I receive 27 euros and the other receives 4 euros.
1 = I receive 29 euros and the other receives 14 euros.
2 = I receive 28 euros and the other receives 19 euros.

Third choice
0 = I receive 25 euros and the other receives 25 euros.
1 = I receive 26 euros and the other receives 20 euros.
2 = I receive 25 euros and the other receives 15 euros.

Forth choice
0 = I receive 34 euros and the other receives 19 euros.
1 = I receive 29 euros and the other receives 7 euros.
2 = I receive 31 euros and the other receives 27 euros.

We kindly ask you to choose between two options. Please select the option, which you would like to receive more, than the other.
0 = You will RECEIVE 26 euros for sure.
1 = A fair coin will be thrown. You will RECEIVE 15 euros, if heads are thrown and you will RECEIVE 37 euros, if tails are t
2 = Equally good

We kindly ask you to choose between two options. Please select the option, which you would like to receive more, than the other.
0 = You will RECEIVE 26 euros for sure.
1 = A fair coin will be thrown. You will RECEIVE nothing, if heads are thrown and you will RECEIVE 52 euros, if tails are th
2 = Equally good

We kindly ask you to choose between two options. Please select the option, which you would like to receive more, than the other.
0 = You will LOSE 26 euros for sure.
1 = A fair coin will be thrown. You will LOSE 15 euros, if heads are thrown and you will LOSE 37 euros, if tails are thrown.
2 = Equally good

We kindly ask you to choose between two options. Please select the option, which you would like to receive more, than the other.
0 = You will LOSE 26 euros for sure.
1 = A fair coin will be thrown. You will LOSE nothing, if heads are thrown and you will LOSE 52 euros, if tails are thrown.
2 = Equally good

Respondent's Gender
0 = Male
1 = Female

At which level do you study?
0 = BA
1 = Master
2 = Ph.D
3 = other

Are you religious? If yes, namely:
0 = No
1 = Catholic
2 = Protestant
3 = Muslim
4 = Jewish
5 = Other

Native language
0 = Dutch
1 = Frisian
2 = Dutch and Frisian
3 = Other

Province of birth
0 = Groningen
1 = Friesland
2 = Drenthe
3 = Flevoland
4 = Overijssel
5 = Gelderland
6 = Noord-Holland
7 = Zuid-Holland
8 = Utrecht
9 = Brabant
10 = Limburg
11 = Zeeland
12 = Not in the Netherlands

Highest education of the respondents father
0 = Primary school, basic education, or a part of these
1 = Lower vocational education; LTS, LHNO, Leao, retail (vocational) school
2 = General secondary school; ULO, MULO, MAVO. Middleschool
3 = Secondary vocational education; MTS, UTS, MBA, MEAO
4 = general secondary school; HBS, Gymnasium, Lyceum, HAVO
5 = Higher professional education; HTS, HEAO, HBO
6 = Tertiary education
7 = Other
8 = I don't know

Member of a student association
0 = No
1 = Yes

Has paid work at the moment
0 = no
0.411 = imputed value-the average
1 = yes

experimental condition
1 = Opinion is presented first
2 = Attraction is manipulated first

We would like to know your feelings about how much would you probably like this person?: initial attraction
0 = Very much disliking
100 = Very much liking

First sent message
0 = “My opinion on this question is number y. You are out of grounds with your opinion. Your opinion is definitely not rea
1 = “My opinion on this question is number y. I appreciate if you take an opinion that is closer to y.”
2 = “My opinion on this question is number y. I am happy if you take an opinion that is closer to y.”
3 = “My opinion on this question is number y. I might move closer to your opinion, if you take an opinion that is closer t

To what extent do you think the person you're paired with is a credible person?
0 = Very credible
1 = Credible
2 = Neutral
3 = Incredible
4 = Very incredible

Respondent’s faculty
0 = Management
1 = Economics
2 = Behavioral and social sciences
3 = Theology and religious studies
4 = Arts
5 = Medical sciences
6 = Spatial sciences
7 = Law
8 = Philosophy
9 = Natural sciences
99 = Does not study at the university

Respondent's decesion
0 = I give away the bous
1 = I keep the bonus

Pair's faculty
0 = management
1 = economics
2 = behavioral and social sciences
3 = theology and religious studies
4 = arts
5 = medical sciences
6 = spatial sciences
7 = law
8 = philosophy
9 = natural sciences
99 = does not study at the university

Salience of issue: How important..?"
1 = Very important
2 = Important
3 = Unimportant
4 = Very unimportant

Respondent and pair attend the same faculty
0 = Different faculty
1 = Same faculty

First shift sign
-1 = Negative shift
0 = No change
1 = Positive shift

Did the respondent change his/her opinion
0 = Not
1 = Yes

Initial distance (abs) quartiles
1 = initial distance is smaller than 11.4304 (first quartile of distribution)
2 = initial distance is in the second quartile of distribution
3 = initial distance is in the third quartile of distribution (between 28.7718 and 49.2256)
4 = initial distance is in the largest quartile

0 = Not Selected
1 = Selected