publications

"Shadowing Ministers: Monitoring Partners in Coalition Governments," with Gary W. Cox. Comparaive Political Studies (forthcoming)

Scaling Roll Call Votes with W-NOMINATE in R,” with Keith Poole, Jeffrey Lewis and James Lo. Journal of Statistical Software  (forthcoming)

"Party Government and the 'Cohesive Power of Public Plunder'" with Henry A. Kim. American Journal of Political Science  54(1) (2010)

"Comparing NOMINATE and IDEAL: Points of difference and Monte Carlo tests" with Keith Poole, Jeffrey Lewis, James Lo and Howard Rosenthal Legislative Studies Quarterly 34(4) (2009)

"Measuring Bias and Uncertainty in DW-NOMINATE Ideal Point Estimates Via the Parametric Bootstrap" with Keith Poole, Jeffrey Lewis, James Lo and Howard Rosenthal Political Analysis 17(3):261-275 (2009)

"The Logic of Gamson’s Law: Pre-electoral Coalitions and Portfolio Allocationswith Gary W. Cox, American Journal of Political Science, 51(2) (2007)

"Neo-Madisonian theory and Latin American institutions" with Matthew Shugart, in Regimes and Democracy in Latin America, Gerardo Munck, ed. Oxford University Press. (2007) 

"How Parties Create Electoral Democracy, Chapter 2" with Gary W. Cox and Mónica Pachón, Legislative Studies Quarterly  31(2) (2006)

working papers

"The Structure of Utility in Spatial Models of Voting,"  with Keith Poole, Jeffrey Lewis, James Lo and Howard Rosenthal

data sets and software


"House and Senate Common Space DW-NOMINATE Scores With Bootstrapped Standard Errors"with Jeff Lewis, James Lo, Keith Poole, Nolan McCarty and Howard Rosenthal (2009)

"DW-NOMINATE Scores With Bootstrapped Standard Errors"with Jeff Lewis, James Lo, Keith Poole, Nolan McCarty and Howard Rosenthal (2009)

"
W-NOMINATE Package for R" with Keith Poole, Jeff Lewis and James Lo (2009)
 

"Optimal Classification Package for R" with Keith Poole, Jeff Lewis and James Lo (2008)

other


"Voting in the Current U.S. Congress: Visualizations of Estimated Optimal Classification Cutting lines" (updated daily). Go to: House Votes / Senate Votes