This dataset contains 90 observations on various crime-related indicators and covariates.
One observation corresponds to one U.S. county.
All observations are from the year 1987, except for crmrte86.
Extracted from cornwell.raw, cornwell.des accompanying the book Wooldridge 2010. 

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variable name      variable label
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county   		  county identifier
crmrte       	  crimes committed per person
prbarr   		  'probability' of arrest
prbconv  		  'probability' of conviction
prbpris   		  'probability' of prison sentenc
avgsen             avg. sentence, days
polpc              police per capita
popdens            people per sq. mile
taxpc              tax revenue per capita
wcon      		   weekly wage, construction
wtuc       		   wkly wge, trns, util, commun
wtrd    		   wkly wge, whlesle, retail trade
wfir   			   wkly wge, fin, ins, real est
wser     		   wkly wge, service industry
wmfg     		   wkly wge, manufacturing
wfed   			   wkly wge, fed employees
wsta     		   wkly wge, state employees
wloc    		   wkly wge, local gov emps
crmrte86		   crimes committed per person in 1986