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Emerging Issues

Workers' Compensation California Terrorism Risk Assessment (Rel. January 4, 2019)
Workers' Compensation Risk Assessment California Earthquake (Rel. December 18, 2017)

Cumulative Trauma Claims

The World of Cumulative Trauma Claims (Rel. October 17, 2018)

Medical Cost Trends

California’s Workers’ Compensation Aggregate Medical Payment Trends – Updated through Calendar Year 2018 (Revised September 9, 2019)
Supplementary Statewide Data for California’s Workers’ Compensation Aggregate Medical Payment Trends – Updated through Calendar Year 2018
California Workers’ Compensation Aggregate Medical Payment Trends – Updated through Calendar Year 2017 (Rel. November 6, 2018)
Impact of the Affordable Care Act on California Workers' Compensation (Rel. May 3, 2018)
Study of Chronic Opioid Use and Weaning in California Workers’ Compensation (Rel. March 8, 2018)
California Workers’ Compensation Aggregate Medical Payment Trends – 2016 Update (Rel. August 24, 2017) 
California Workers’ Compensation Aggregate Medical Payment Trends – Update through Calendar Year 2015 (Rel. August 1, 2016) 
California Workers’ Compensation Aggregate Medical Payment Trends - Update 2014 (Rel. August 18, 2015)
California Workers’ Compensation Aggregate Medical Payment Trends (Rel. July 31, 2014)

Allocated Loss Adjustment Expenses (ALAE)

Emerging Trends in California Workers’ Compensation ALAE Costs (Rel. January 5, 2017)
Analysis of Loss Adjustment Expense Trends (Rel. April 3, 2008)

Dual Wage Classifications

Comprehensive Evaluation of California’s Dual Wage Classifications (Rel. August 15, 2012)

Claim Frequency

Analysis of Changes in Indemnity Claim Frequency—January 2016 Update Report (Rel. January 7, 2016)
Analysis of Changes in Indemnity Claim Frequency—January 2015 Update Report (Rel. January 14, 2015)
Analysis of Changes in Indemnity Claim Frequency—2013 (Rel. December 2013) 
Analysis of Changes in Indemnity Claim Frequency (Rel. August 2012)