000			00466nam a2200157Ia 4500
001			0000022741
005			20251012174645.0
008			690408s1969 mdua b 001 0 eng
050	0	0	_aHB74.M3 _bF532
090	0	0	_a330.01/8
245	1	0	_aClustering and aggregation in economics _c[by] Walter D. Fisher.
260			_aBaltimore, _bJohns Hopkins Press _c[1969]
300			_axii, 195 p _billus _c24 cm.
504			_aBibliography: p. 139-147.
650		0	_aEconometrics.
999			_c8176 _d8176