Engle, R. F., & Lange, J. (1997). Measuring, forecasting and explaining time varying liquidity in the stock market. National Bureau of Economic Research.
Παραπομπή σε μορφή Chicago (17η εκδ.)Engle, Robert F., και Joe Lange. Measuring, Forecasting and Explaining Time Varying Liquidity in the Stock Market. Cambridge: National Bureau of Economic Research, 1997.
Παραπομπή σε μορφή MLA (9th εκδ.)Engle, Robert F., και Joe Lange. Measuring, Forecasting and Explaining Time Varying Liquidity in the Stock Market. National Bureau of Economic Research, 1997.
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