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The empirical content of shift-share analysis
Berzeg, Korhan, (1978)
Local government in Maryland
Bowen, Don L., (1955)
China's changing map : national and regional development, 1949-71
Shabad, Theodore, (1972)
MEETING THE DEMANDS FOR NEW DEGREE PROGRAMS AND COURSE OFFERINGS: THE EXPERIENCE AT MARYLAND
Strand, I. E., (1978)
Linear programming approximation of least-cost feed mixes with probability restrictions
Rahman, Sabir A., (1971)