Variables Available in EUGene

Variables Available in EUGene

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Integrated Variables
User Data Sets

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Variables integrated into EUGene:

Available for Country-Year, Directed Dyad-Year, Non-directed Dyad-Year, and Dispute Dyad Ouput:

• Country code (from the Correlates of War project)
• ISO code (from the International Standards Organization)
• Abbreviation
• Year
• Capability (COW CINC score)
• Capability components:
  • Military personnel
  • Military expenditures
  • Energy production
  • Iron/Steel production
  • Nominal urban population
  • Nominal total population
• Major Power status
• Home region
• Number of States in the International System
• Number of Major Powers in the System
• System Capability Concentration
• System Movement (1 year)
• System Movement (5 years)
• System Movement (major powers only)(1 year)
• System Movement (major powers only)(5 years)
• Polity III variables:
  • Democracy
  • Autocracy
  • Executive recruitment regulation
  • Executive recruitment competition
  • Executive recruitment openness
  • Monocratism
  • Executive constraints
  • Participation regulation score
  • Participation competitiveness
  • Centralization
  • Dem score (Democracy – Autocracy)
  • Lagged democracy, autocracy, and dem
  • Democratization (dem – lag.dem)
• Alliances and Alliance Patterns variables:
  • Tau-b with system leader (regional subsystem or global system)
  • Weighted or unweighted S with system leader (regional subsystem or global system)
• Expected Utility variables:
  • Risk Atitude (War Trap)
  • Risk Atitude; Tau or S (War and Reason)
  • Risk Details; Tau or S (War and Reason)
  • Uncertainty; Tau or S (War and Reason)

Available for Dyad-Year and Dispute Dyad Output Only:

• Dyad duration
• Relevant region
• Contiguity (COW classifications)
• Politically relevant dyad
• Direct contiguity
• Colonial contiguity
• Distance between states (intercapitol measure, with several variants)
• Alliance Type (COW classification)
• Dyad Tau-B score (global and regional calculations)
• Dyad S score (global and regional calculations)
• Expected utility – War Trap definition
• Expected utility – War and Reason definition
• International Interaction Game equilibria, using either Tau-B or S scores
• Correlates of War Militarized Interstate Dispute (MID) variables:
  • COW identification number
  • Initiating side marker
  • Originator marker
  • MID Number
  • MID Name
  • Reciprocated dispute marker
  • Number of states on each side
  • Fatality levels (per state and overall)
  • Highest actions taken (per state and overall)
  • Hostility levels (per state and overall)
  • Outcome
  • Settlement
  • Number of Dyadic MIDs in Year
  • Peace Years (unadjusted and adjusted using Werner’s data)
  • Peace Days (counting from end a dispute to beginning of year in question)
  • Links and 2002 Status
  • MID start and end dates
  • Originator marker
  • Side A marker
  • Revisionist state marker
  • Revisionist type marker
  • Joiner marker
  • Role
• Maoz dyad-MID variables:
  • War dyad marker
  • Dispute duration index
  • Number of dispute days during year
• International Crisis Behavior variables:
  • New Crisis
  • Ongoing
  • ICB Crisis Number
  • Crisis Name
  • ICB Crisis Dyad Number
  • One-Sided Crisis
  • Crisis Trigger Date (per state and overall)
  • Crisis Termination Date (per state and overall)
  • Duration (days)
  • Duration (years and years spanned)
  • Number of Crises in Year
  • Peace Years (unadjusted or adjusted using Werner’s data)
  • Actor Sequence Number
  • COW Membership Status
  • Gleditsch/Ward Membership Status
  • Intra-War Crisis
  • Joiner marker

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Available User Data Sets:

One of the features of EUGene is that users may prepare and submit their data to us. Once reviewed, these data sets will be posted and are available for download by EUGene; variables in those data sets may then be selected for inclusion in data files created by EUGene.

• Katherine Barbieri: Trade Data (v 1.1)
• John Oneal and Bruce Russett: Trade Data (v 1.0)
• Kristian Gleditsch and Michael Ward: Minimum Distance Data (v 0.95)
• Ashley Leeds: ATOP data (state-year, directed dyad-year, non-directed dyad-year) (v 3.0)
• Monty Marshall and Keith Jaggers: Polity IV 2002 (v e) (available from Polity site, http://www.cidcm.umd.edu/inscr/polity/index.htm)
• Mark Crescenzi and Andrew Enterline: Conflict Interaction Level (v 1.1)
• Bruce Bueno de Mesquita et al.: Selectorate and Winning Coalition Data (v 1.0)
• Hugh Ward: Centrality in system (v1.0)
• Michael Doyle: Liberal States (v1.0, 1816-2000)