3Kim C S, Mauer D C, Sherman A E. The determinants of corporate liquidity: Theory and evidence [J]. Journal of Financial and Quantitative Analysis, 1998, 33: 305- 334.
4Opler T, Pinkowitz L, Stulz R, Williamson R. The de- terminants and implications of cash holdings [J]. Journal of Financial Economics, 1999, 52: 3-46.
5Almeida H M, Campello M, Weisvach S M. The cash flow sensitivity of cash [J]. Journal of Finance,2004,4: 1777-1804.
6Ozkan A, Ozkan N. Corporate cash holdings: Anempiri- cal investigation of UK companies [J]. Journal of Bank- ing Finance, 2004, 28: 2103-2134.
7Baum C F,Canglayan M, Ozkan N. , et al. The impact of macroeconomic uncertainty on non financial firms' demand for liquidity [J]. Review of Financial Econom- ics, 2006, 15: 289-304.
8Baum C F, Canglayan M, Stephan A, et al. Uncertainty determinants of corporate liquidity [J]. Economic Mod- elling, 2008, 25: 833-849.
9Haushalter D, Klasa S, Maxwell W F. The influence of product market dynamics on a firm's cash holdings and hedging behavior [J]. Journal of Financial Economics, 2007, 84: 797-825.
10Vinod V. Partial adjustment toward optimal cash hold- ing levels [J] Review of Financial Economics, 2011, 20: 113-121.
