text: For another example , to determine whether actions taken by the states since the mid-1970 's to address medical malpractice insurance reduced insurance costs , the number of claims filed , and the average amount paid per claim , HRD conducted case studies in six selected states ( Arkansas , California , Florida , Indiana , New York , and California ) .
  
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  HRD conducted studies to determine the results of actions taken against malpractice insurance , they fails .