Replication Data for: Centrist by comparison: Extremism and the expansion of the political spectrum (doi:10.7910/DVN/EXVUEA)

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Part 1: Document Description
Part 2: Study Description
Part 3: Data Files Description
Part 4: Variable Description
Part 5: Other Study-Related Materials
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Document Description

Citation

Title:

Replication Data for: Centrist by comparison: Extremism and the expansion of the political spectrum

Identification Number:

doi:10.7910/DVN/EXVUEA

Distributor:

Harvard Dataverse

Date of Distribution:

2016-06-06

Version:

Bibliographic Citation:

Simonovits, Gabor, 2016, "Replication Data for: Centrist by comparison: Extremism and the expansion of the political spectrum", https://doi.org/10.7910/DVN/EXVUEA, Harvard Dataverse, V1, UNF:6:7ZWDbSbUBQ/CGi6MxF5YAg== [fileUNF]

Study Description

Citation

Title:

Replication Data for: Centrist by comparison: Extremism and the expansion of the political spectrum

Identification Number:

doi:10.7910/DVN/EXVUEA

Authoring Entity:

Simonovits, Gabor (New York University)

Distributor:

Harvard Dataverse

Access Authority:

Simonovits, Gabor

Depositor:

Simonovits, Gabor

Date of Deposit:

2016-06-06

Holdings Information:

https://doi.org/10.7910/DVN/EXVUEA

Study Scope

Keywords:

Social Sciences, extremism, public opinion

Abstract:

This location contains the replication data and syntax to reproduce the findings of the published article.

Methodology and Processing

Sources Statement

Data Access

Notes:

Other Study Description Materials

File Description--f2839520

File: replication_followup.tab

Number of cases: 6448
No. of variables per record: 3
Type of File: text/tab-separated-values

Notes:

UNF:6:w6NeuTJnmDrCI3/Cj51vNA==

This dataset contains the data used to in the analysis of policy viability (see Online Appendix G)

File Description--f2839517

File: replication_main.tab

Number of cases: 8634
No. of variables per record: 40
Type of File: text/tab-separated-values

Notes:

UNF:6:8ulw0NmotrAL1jDZUo85Iw==

This dataset contains the data from all the experiments discussed in the paper. Note that the unit of observation is respondent-issue pairs.

File Description--f2839519

File: replication_main_long.tab

Number of cases: 43170
No. of variables per record: 11
Type of File: text/tab-separated-values

Notes:

UNF:6:m8X3O2jH/BhG/pR8WifMkQ==

This is the same dataset in long-form solely used for Figure 1. Here rows are the perceived policy of a given policy by a respondent.

Variable Description

List of Variables:

viable - Perceived viability of policy (0-100 likelihood of enactment)
pos - Policy position
issue - Policy issue
id - R's case id
issue - Policy issue
weight - Case weight
rank_le - R's assigned preference rank to the extreme liberal policy
rank_lm - R's assigned preference rank to the moderate liberal policy
rank_rm - R's assigned preference rank to the moderate conservative policy
rank_re - R's assigned preference rank to the extreme conservative policy
pos_le - Perceived position of extreme liberal policy
pos_lm - Perceived position of moderate liberal policy
pos_rm - Perceived position of moderate conservative policy
pos_re - Perceived position of extreme conservative policy
pos_own - R's own position on the issue
lib - R preferred the moderate liberal policy to the moderate conservative
control - R was not assigned to either extreme policy
left - R was assigned to an extreme liberal policy
right - R was assigned to an extreme conservative policy
issueorder - group(_j)
study - Sample
pid - R's party ID (7 points, Strong Rep. to Strong Dem.)
female - R is female
age - R's age
white - R identifies as white
black - R identifies as black
hispanic - R identifies as hispanic
asian - R identifies as asian
native - R identifies as native american
college - R has a college degree
both - R was assigned to both extreme policies
condition - R's treatment assignment for issue
rel_dist - R's relative proximity to the moderate liberal vs. moderate conservative policy
study_issue - Experiment (issue within study)
study_1 - study==Mturk, March
study_3 - study==Mturk, September
study_2 - study==YouGov
party - RECODE of pid (R's party ID (7 points, Strong Rep. to Strong Dem.))
republican - R identifies as Republican
independent - R identifies as Independent
democrat - R identifies as Democrat
ccccc - R's quintile with respect to her own position on the issue
first
i - group(id issue)
object
id
issue - Policy issue
pos_ - Perceived position of policy (/own issue position)
control - R was not assigned to either extreme policy
left - R was assigned to an extreme liberal policy
right - R was assigned to an extreme conservative policy
study - Sample
study_issue - Experiment (issue within study)
condition - R's treatment assignment for issue

Variables

Perceived viability of policy (0-100 likelihood of enactment)

f2839520 Location:

Summary Statistics: StDev 30.14947012391215; Mean 35.36191762322754; Min. 0.0; Max. 100.0; Valid 1481.0

Variable Format: numeric

Notes: UNF:6:Co1qQoRCP76VFNSiA8RD0g==

Policy position

f2839520 Location:

Value	Label	Frequency	Text
1.	Mod Con
-2.	Ext Lib
-1.	Mod Lib
2.	Ext Con

Summary Statistics: Valid 6448.0; StDev 1.58126145126628; Min. -2.0; Mean 0.0; Max. 2.0;

Variable Format: numeric

Notes: UNF:6:7+syPpSgJ2W3Wht+l1yjLQ==

Policy issue

f2839520 Location:

Value	Label	Frequency	Text
1.	Welfare
3.	Abortion
2.	Immigration
4.	Minimum wage

Summary Statistics: StDev 1.118120695019268; Valid 6448.0; Max. 4.0; Mean 2.5; Min. 1.0

Variable Format: numeric

Notes: UNF:6:b8Z/nI8ruz4YLi5+VALaNg==

R's case id

f2839517 Location:

Summary Statistics: Min. 1.0; Valid 8634.0; Max. 21237.0; StDev 7354.155648877533; Mean 11139.782951123056

Variable Format: numeric

Notes: UNF:6:DgfrvOTe7sBlGLPKOKC4SQ==

Policy issue

f2839517 Location:

Variable Format: character

Notes: UNF:6:FgwzUvTyH2ExrammUoZXdA==

Case weight

f2839517 Location:

Summary Statistics: Valid 4000.0; Max. 7.00798380668206; Min. 0.210399180619525; StDev 1.0275362502629775; Mean 1.0

Variable Format: numeric

Notes: UNF:6:MdxOMDbQcPp9aARWDNqWDg==

R's assigned preference rank to the extreme liberal policy

f2839517 Location:

Value	Label	Frequency	Text
1.	Ranked first
9.	Not Asked
2.	Ranked second
4.	Ranked fourth
8.	Skipped
3.	Ranked third

Summary Statistics: Mean 2.2642263918794234; Min. 1.0; Max. 4.0; Valid 3251.0; StDev 0.871431983201393;

Variable Format: numeric

Notes: UNF:6:5vt4KnlsYJLG5RF+zf1kHw==

R's assigned preference rank to the moderate liberal policy

f2839517 Location:

Value	Label	Frequency	Text
8.	Skipped
2.	Ranked second
9.	Not Asked
4.	Ranked fourth
1.	Ranked first
3.	Ranked third

Summary Statistics: Mean 1.6333530455351852; Min. 1.0; StDev 0.697030984377213; Max. 4.0; Valid 8455.0

Variable Format: numeric

Notes: UNF:6:pq9wrgakJphC2ai5Jbu/2g==

R's assigned preference rank to the moderate conservative policy

f2839517 Location:

Value	Label	Frequency	Text
3.	Ranked third
4.	Ranked fourth
9.	Not Asked
1.	Ranked first
2.	Ranked second
8.	Skipped

Summary Statistics: Valid 8453.0; Mean 1.8229031113214107; Min. 1.0; Max. 4.0; StDev 0.7402854009607018

Variable Format: numeric

Notes: UNF:6:+ieEcbiM3OfbneQO43qVpw==

R's assigned preference rank to the extreme conservative policy

f2839517 Location:

Value	Label	Frequency	Text
2.	Ranked second
9.	Not Asked
4.	Ranked fourth
3.	Ranked third
1.	Ranked first
8.	Skipped

Summary Statistics: Mean 2.7295950155763236; StDev 0.8282350801155554; Max. 4.0; Min. 1.0; Valid 3210.0;

Variable Format: numeric

Notes: UNF:6:3+8RSCg7s9ZB7+Qc7W0a2A==

Perceived position of extreme liberal policy

f2839517 Location:

Value	Label	Frequency	Text
100.	Extremely Conservative
999.	Not Asked
998.	Skipped
0.	Extremely liberal

Summary Statistics: StDev 0.2758706070819632; Max. 1.0; Mean 0.177292017480714; Valid 2969.0; Min. 0.0;

Variable Format: numeric

Notes: UNF:6:2Fj/8+8BSFlpc8WPrDdAwA==

Perceived position of moderate liberal policy

f2839517 Location:

Value	Label	Frequency	Text
100.	Extremely Conservative
999.	Not Asked
998.	Skipped
0.	Extremely liberal

Summary Statistics: Valid 7625.0; Mean 0.29432917960403376; Max. 1.0; Min. 0.0; StDev 0.23898130907178333;

Variable Format: numeric

Notes: UNF:6:nL9gurHLUcz3+NX1COykHg==

Perceived position of moderate conservative policy

f2839517 Location:

Value	Label	Frequency	Text
100.	Extremely Conservative
999.	Not Asked
0.	Extremely liberal
998.	Skipped

Summary Statistics: Mean 0.6720374245452516; Valid 7642.0; Max. 1.0; StDev 0.2640707424874963; Min. 0.0

Variable Format: numeric

Notes: UNF:6:TIQe5+gEnkdnSuvFnfTkdA==

Perceived position of extreme conservative policy

f2839517 Location:

Value	Label	Frequency	Text
998.	Skipped
999.	Not Asked
100.	Extremely Conservative
0.	Extremely liberal

Summary Statistics: StDev 0.30058160122517674; Min. 0.0; Mean 0.8069434106344902; Max. 1.0; Valid 2951.0

Variable Format: numeric

Notes: UNF:6:dC9RgtDfVRBuAYGSHt3FuA==

R's own position on the issue

f2839517 Location:

Value	Label	Frequency	Text
100.	Extremely Conservative
998.	Skipped
999.	Not Asked
0.	Extremely liberal

Summary Statistics: Valid 5386.0; StDev 0.2854733789275206; Min. 0.0; Max. 1.0; Mean 0.4658837723315756;

Variable Format: numeric

Notes: UNF:6:UWIxaWXNljTbpid229JUCA==

R preferred the moderate liberal policy to the moderate conservative

f2839517 Location:

Summary Statistics: Min. 0.0; Valid 8634.0; StDev 0.4951106457352542; Max. 1.0; Mean 0.5699559879546044;

Variable Format: numeric

Notes: UNF:6:1kCHifBm72A25e6loVs5bw==

R was not assigned to either extreme policy

f2839517 Location:

Summary Statistics: StDev 0.4612442875373305; Min. 0.0; Mean 0.30692379182156204; Valid 8608.0; Max. 1.0

Variable Format: numeric

Notes: UNF:6:ACtyoAufsC1vsiarCA8c+Q==

R was assigned to an extreme liberal policy

f2839517 Location:

Summary Statistics: Min. 0.0; Mean 0.3835966542750908; Max. 1.0; Valid 8608.0; StDev 0.48628976234300963

Variable Format: numeric

Notes: UNF:6:pZoZa0eXpT3LK45Tp3rbjQ==

R was assigned to an extreme conservative policy

f2839517 Location:

Summary Statistics: Max. 1.0; StDev 0.4856992501011307; Mean 0.3811570631970253; Valid 8608.0; Min. 0.0

Variable Format: numeric

Notes: UNF:6:ONFb4RkqbKxBPbh81uFIVQ==

group(_j)

f2839517 Location:

Summary Statistics: Min. 1.0; Max. 2.0; Valid 8634.0; StDev 0.5000289578084973; Mean 1.5

Variable Format: numeric

Notes: UNF:6:jSj8j9yGKCWjyKTpzyWijg==

Sample

f2839517 Location:

Variable Format: character

Notes: UNF:6:TfOxEWV3EEFs2rPuKWDDxw==

R's party ID (7 points, Strong Rep. to Strong Dem.)

f2839517 Location:

Summary Statistics: Mean 4.4611203025289505; StDev 1.9925018580566143; Min. 1.0; Valid 8462.0; Max. 7.0;

Variable Format: numeric

Notes: UNF:6:krMNAXsfek5x8xXxrD525Q==

R is female

f2839517 Location:

Summary Statistics: Min. 0.0; Mean 0.49051683262209517; Max. 1.0; Valid 8436.0; StDev 0.49993969364944063

Variable Format: numeric

Notes: UNF:6:YUAkLQKHXOgjXYj+Yn7J8A==

R's age

f2839517 Location:

Summary Statistics: Mean 40.76529160739706; Max. 93.0; StDev 16.056772711138766; Min. 18.0; Valid 8436.0

Variable Format: numeric

Notes: UNF:6:2D/cM4UOt4xChrBIWV+ANg==

R identifies as white

f2839517 Location:

Summary Statistics: Max. 1.0; StDev 0.4468693049272694; Valid 8634.0; Mean 0.7243456103775779; Min. 0.0

Variable Format: numeric

Notes: UNF:6:epgPTu2qVNVZKvb1d3FK9w==

R identifies as black

f2839517 Location:

Summary Statistics: Max. 1.0; Mean 0.09798471160528163; StDev 0.297311193511636; Valid 8634.0; Min. 0.0;

Variable Format: numeric

Notes: UNF:6:Vf+Y6sIGzb9PAj3vTQDmsA==

R identifies as hispanic

f2839517 Location:

Summary Statistics: Min. 0.0; StDev 0.2856898827068611; Max. 1.0; Valid 8634.0; Mean 0.08964558721334356

Variable Format: numeric

Notes: UNF:6:n4oUi9ahPFojNtHUBlW3EQ==

R identifies as asian

f2839517 Location:

Summary Statistics: StDev 0.2264335219922457; Mean 0.054204308547602956; Valid 8634.0; Max. 1.0; Min. 0.0

Variable Format: numeric

Notes: UNF:6:Nf1wHhtXOj0JHFPG5ztQZQ==

R identifies as native american

f2839517 Location:

Summary Statistics: Valid 8634.0; Mean 0.011350474866805675; Max. 1.0; StDev 0.10593838511765603; Min. 0.0

Variable Format: numeric

Notes: UNF:6:Eh5WcqukX1C7pyohJ9iRkg==

R has a college degree

f2839517 Location:

Summary Statistics: Mean 0.4899235580264044; Max. 1.0; Valid 8634.0; Min. 0.0; StDev 0.4999274069332156;

Variable Format: numeric

Notes: UNF:6:bz7sCufEjHhQ66LXNzpWLA==

R was assigned to both extreme policies

f2839517 Location:

Summary Statistics: StDev 0.25760935557092746; Valid 8634.0; Min. 0.0; Max. 1.0; Mean 0.07146166319202497;

Variable Format: numeric

Notes: UNF:6:xPn564mKyVD8EcqRFCnaiQ==

R's treatment assignment for issue

f2839517 Location:

Value	Label	Frequency	Text
1.	Control
4.	Both
2.	Left
3.	Right

Summary Statistics: Max. 4.0; Valid 8608.0; Min. 1.0; Mean 2.1459107806691287; StDev 0.9391090890833729;

Variable Format: numeric

Notes: UNF:6:mEDL7O9AXZYS3ru8cUS9xg==

R's relative proximity to the moderate liberal vs. moderate conservative policy

f2839517 Location:

Summary Statistics: Valid 4935.0; Mean 0.037029382723112056; StDev 0.42562633047606774; Max. 1.0; Min. -1.0

Variable Format: numeric

Notes: UNF:6:XFKMuez0z1tpubUIZRuFxg==

Experiment (issue within study)

f2839517 Location:

Summary Statistics: Valid 8634.0; Min. 1.0; StDev 1.5465599863457191; Mean 3.572735696085332; Max. 6.0

Variable Format: numeric

Notes: UNF:6:kx20LE/s5jFXiDk54w0pSw==

study==Mturk, March

f2839517 Location:

Summary Statistics: Max. 1.0; Min. 0.0; Mean 0.25017373175814867; Valid 8634.0; StDev 0.4331380435151802

Variable Format: numeric

Notes: UNF:6:cRCFs0mAv12glAXnFFJ/vA==

study==Mturk, September

f2839517 Location:

Summary Statistics: Mean 0.28654157980080297; Max. 1.0; Valid 8634.0; Min. 0.0; StDev 0.45217163063194366;

Variable Format: numeric

Notes: UNF:6:Ofx2Hn31qUIbnt+5c6JTIg==

study==YouGov

f2839517 Location:

Summary Statistics: Valid 8634.0; Max. 1.0; Mean 0.4632846884410569; StDev 0.4986790434713701; Min. 0.0

Variable Format: numeric

Notes: UNF:6:hquK3CUHn3/clLcsH3rY1w==

RECODE of pid (R's party ID (7 points, Strong Rep. to Strong Dem.))

f2839517 Location:

Summary Statistics: Max. 1.0; Valid 8462.0; StDev 0.8794395606451741; Min. -1.0; Mean 0.20515244623020176;

Variable Format: numeric

Notes: UNF:6:/2OA4HAQ0uSPueEOGAZ2sg==

R identifies as Republican

f2839517 Location:

Summary Statistics: Min. 0.0; Mean 0.30512881115575596; Max. 1.0; Valid 8462.0; StDev 0.46048917346561996;

Variable Format: numeric

Notes: UNF:6:1l3+Q5sE+EbQYUXvTP0czQ==

R identifies as Independent

f2839517 Location:

Summary Statistics: Mean 0.1845899314582843; StDev 0.3879874715849287; Min. 0.0; Max. 1.0; Valid 8462.0

Variable Format: numeric

Notes: UNF:6:Ifa4p//nK/nVZgXf/iW0FA==

R identifies as Democrat

f2839517 Location:

Summary Statistics: Valid 8462.0; Max. 1.0; Mean 0.5102812573859603; Min. 0.0; StDev 0.4999238247856079

Variable Format: numeric

Notes: UNF:6:ILl17Pc8U1cYhL5fQbvnkw==

R's quintile with respect to her own position on the issue

f2839517 Location:

Summary Statistics: Mean 2.9745636836242104; StDev 1.4097100082185001; Valid 5386.0; Min. 1.0; Max. 5.0

Variable Format: numeric

Notes: UNF:6:r/CA0k953HkVw9Of2zfJpg==

first

f2839517 Location:

Value	Label	Frequency	Text
1.	Ext Lib
2.	Mod Lib
3.	Mod Con
4.	Ext Con

Summary Statistics: Min. 1.0; Mean 2.369049025398709; Valid 8465.0; Max. 4.0; StDev 0.7131868596442452;

Variable Format: numeric

Notes: UNF:6:tiDYZl/rz7XoP2rHu4BEaQ==

group(id issue)

f2839519 Location:

Summary Statistics: Valid 43170.0; Min. 1.0; Mean 4317.5; Max. 8634.0; StDev 2492.449963389064

Variable Format: numeric

Notes: UNF:6:CjccKJGYEndklE8P5WdIYQ==

object

f2839519 Location:

Variable Format: character

Notes: UNF:6:KNyFUFP6VxpGDl4UYgkseg==

f2839519 Location:

Summary Statistics: StDev 7353.814926321316; Min. 1.0; Valid 43170.0; Max. 21237.0; Mean 11139.782951128138;

Variable Format: numeric

Notes: UNF:6:X3qCstR8YobYu9uljnIFKw==

Policy issue

f2839519 Location:

Variable Format: character

Notes: UNF:6:3iZpgBGmQ4mC8WBOXD+kFQ==

Perceived position of policy (/own issue position)

f2839519 Location:

Value	Label	Frequency	Text
998.	Skipped
0.	Extremely liberal
100.	Extremely Conservative
999.	Not Asked

Summary Statistics: Mean 0.4815749066840778; Min. 0.0; Valid 26573.0; Max. 1.0; StDev 0.3378335379696801

Variable Format: numeric

Notes: UNF:6:RYpPzoiNkWhihunSoV797w==

R was not assigned to either extreme policy

f2839519 Location:

Summary Statistics: StDev 0.461222853256521; Valid 43040.0; Min. 0.0; Max. 1.0; Mean 0.30692379182156077;

Variable Format: numeric

Notes: UNF:6:pwl0cMH2V65ob+Jh+2mToQ==

R was assigned to an extreme liberal policy

f2839519 Location:

Summary Statistics: Min. 0.0; Max. 1.0; Mean 0.38359665427509176; Valid 43040.0; StDev 0.48626716418497845

Variable Format: numeric

Notes: UNF:6:NxTQJ1d/wucXkxL6GcSpqg==

R was assigned to an extreme conservative policy

f2839519 Location:

Summary Statistics: Mean 0.381157063197034; Min. 0.0; Max. 1.0; StDev 0.48567667938465203; Valid 43040.0;

Variable Format: numeric

Notes: UNF:6:ZZjOTJSZZ58H/11xqCs1jQ==

Sample

f2839519 Location:

Variable Format: character

Notes: UNF:6:y7bZ+hdpJ5Dg6RqI8RSiTQ==

Experiment (issue within study)

f2839519 Location:

Summary Statistics: Valid 43170.0; Min. 1.0; Mean 3.5727356960853394; StDev 1.5464883332700934; Max. 6.0

Variable Format: numeric

Notes: UNF:6:Bs9xHriQUaujJ3h5nA4YQw==

R's treatment assignment for issue

f2839519 Location:

Value	Label	Frequency	Text
3.	left
1.	right
4.	both
2.	control

Summary Statistics: StDev 0.9403543713508798; Max. 4.0; Valid 43170.0; Mean 2.145355570998466; Min. 1.0

Variable Format: numeric

Notes: UNF:6:qAiVk9SgPgrTJsV77jojwQ==

Other Study-Related Materials

Label:

replication_figures.R

Text:

This is the R-code do-file that replicates the Figures in both the main text and the Online Appendix

Notes:

type/x-r-syntax

Other Study-Related Materials

Label:

replication_tables.do

Text:

This is a stata do-file that replicates the Tables in both the main text and the Online Appendix

Notes:

application/x-stata-syntax