TY - BOOK AU - Theil,H TI - Linear Aggregation Of Economic Relations U1 - 337 21 PY - 1954/// CY - Amsterdam PB - North-holland Publishing Company KW - Public finance and tax legislation N1 - Includes bibliographical references. UR - https://fll.law.cu.edu.eg/fulltext/bks/B13-08494.pdf ER -