TY - BOOK AU - Misra Prabhju Nath AU - University of Delhi. Faculty of Management. Deptt of commerece (Delhi India) ED - University of Delhi. Faculty of Management. Deptt of commerece (Delhi India) TI - Some problems of estimation and aggregation in eco U1 - "X:(B), K9" PY - 1969/// CY - Delhi PB - University of Delhi India KW - Mathematical Economics ER -