Cincinnati Police Department's traffic stops: applying RAND's framework to analyze racial disparities

In 2002, The Cincinnati Police Department (cpd) Joined With Other Agencies And Organizations To Improve Police-community Relations In The City. This Report Focuses On The Analysis Of Racial Disparities In Traffic Stops In Cincinnati. The Authors Find No Evidence Of Racial Differences Between The Stops Of Black And Those Of Similarly Situated Nonblack Drivers, But Some Issues Can Exacerbate The Perception Of Racial Bias. Introduction -- Is There A Department-level Racial Pattern In Initiating Vehicle Stops? -- Do Individual Officers Appear To Have Racial Biases In Their Decisions To Stop? -- Are There Racial Disparities In The Outcomes Of Stops? -- Conclusions And Implications -- Appendixes: A. Details Of The Propensity-score Weighting Approach -- B. Estimating False-discovery Rates -- C. Detailed Tables For Post-stop Outcomes -- D. Comments From The Parties On The Report. Greg Ridgeway. Mg-914-cc.--back Cover. A Rand Infrastructure, Safety, And Environment Center. Includes Bibliographical References (p. 69-73). Preface......Page 4 Contents......Page 6 Figures......Page 8 Tables......Page 10 Summary......Page 12 Acknowledgments......Page 16 Abbreviations......Page 18 Background......Page 20 Objectives and Scope......Page 21 Approach and Data......Page 24 Organization of This Monograph......Page 27 Introduction......Page 28 What We Did......Page 31 What We Found......Page 35 Introduction......Page 40 What We Did......Page 43 What We Found......Page 47 Introduction......Page 50 What We Did......Page 51 Stop Duration......Page 59 Citation Rates......Page 60 Search......Page 62 Hit Rates......Page 65 CHAPTER FIVE - Conclusions and Implications......Page 68 APPENDIX A - Details of the Propensity-Score Weighting Approach......Page 70 APPENDIX B - Estimating False-Discovery Rates......Page 72 APPENDIX C - Detailed Tables for Post-Stop Outcomes......Page 74 APPENDIX D - Comments from the Parties on the Report......Page 82 References......Page 88