//-->
Growth patterns of counties in Maryland since 1940
DePass, R. E., (1965)
Regional change in a national setting
Ashby, Lowell D., (1964)
A test of base theory using income and employment indexes constructed from a state input-ouput table
Epley, Donald R., (1972)
Demand for motor gasoline : a generalized error components model
Berzeg, Korhan, (1982)
The error components model : conditions for the existence of the maximum likelihood estimates
Berzeg, Korhan, (1979)
A note on statistical approaches to shift-share analysis
Berzeg, Korhan, (1984)