← Search American Economic Review Vol. 68 No. 3 1978 Dynamic Models of Portfolio Behavior: More on Pitfalls in Financial Model Building Douglas D. Purvis Volume68 Issue3 Pages403-409 Sources bibtex:phds-export.bib Cite APA 7 MLA 9 Chicago (author–date) Harvard Elsevier Harvard (JFE, JBF…) The Accounting Review Academy of Management American Marketing Association INFORMS (Management Science) Copy citation Copied ✓