Market Efficiency and Price Discovery in Cocoa Markets

References

• Armah, S. (2008a). Establishing the presence of a risk premium in the cocoa futures market: An econometric analysis. Paper presented at the American Agricultural Economics Association Annual Meeting, July, 27–29, 2008, Orlando, FL, USA.
   Google Scholar
• Armah, S. (2008b). Should cocoa exporters hedge cocoa price risk: A focus on over-looked factors. International Journal of Business, 1(1), 101–128.
   Google Scholar
• Beck, S. E. (1994). Cointegration and market efficiency in commodities futures markets. Applied Economics, 26, 249–257.
   Web of Science ®Google Scholar
• Borensztein, E., Jeanne, O., & Sandri, D. (2013). Macro-hedging for commodity exporters. Journal of Development Economics, 101, 105–116.
   Web of Science ®Google Scholar
• Brenner, R., & Kroner, K. (1995). Arbitrage, cointegration, and testing the unbiasedness hypothesis in financial markets. Journal of Financial and Quantitative Analysis, 30, 23–42.
   Web of Science ®Google Scholar
• Collier, P., & Gunning, J. (1999). Trade shocks in developing countries. Oxford: Oxford University Press.
   Google Scholar
• Dickey, D. A., & Fuller, W. A. (1981). Likelihood ratio statistics for autoregressive time series with a unit root. Econometrica, 49, 1057–1072.
   Web of Science ®Google Scholar
• Engle, R. F., Lilien, D. M., & Robins, R. P. (1987). Estimating time-varying risk premia in the term structure: The ARCH–M model. Econometrica, 55, 391–407.
   Web of Science ®Google Scholar
• Ezepue, P. O., & Omar, M. T. (2012). Weak-form market efficiency of the Nigerian Stock Market in the context of financial reforms and global financial crises. Journal of African Business, 13(3), 209–220.
   Google Scholar
• Fama, E. F. (1970). Efficient capital markets: A review of theory and empirical work. Journal of Finance, 25, 383–423.
   Web of Science ®Google Scholar
• Frank, J., & Garcia, P. (2009). Time-varying risk premium: Further evidence in agricultural futures markets. Applied Economics, 41, 715–725.
   Web of Science ®Google Scholar
• Gibson, J. (2007). Consistently inconsistent: Addressing income volatility among cocoa producers in Ghana and Côte d’Ivoire. International Institute for Sustainable Development, Winnipeg, 1–48.
   Google Scholar
• Gorton, G. B., Hayashi, F., & Rouwenhorst, K. G. (2013). The fundamentals of commodity futures returns. Review of Finance, 17(1), 35–105.
   Web of Science ®Google Scholar
• Hansen, L. (1982). Large sample properties of generalized method of moments estimators. Econometrica, 50, 1029–1054.
   Web of Science ®Google Scholar
• Hochradl, M., & Rammerstorfer, M. (2012). The convenience yield implied in European natural gas hub trading. Journal of Futures Markets, 32(5), 459–479.
   Web of Science ®Google Scholar
• Kaufman, F. (2010). The food bubble. Harper’s Magazine, 321(1922), 27–34.
   Google Scholar
• Kaminsky, G., & Kumar, M. (1990). Efficiency in commodity futures markets. International Monetary Fund Staff Paper, 37(3), 100–131.
   Google Scholar
• Kejriwal, M., & Perron, P. (2008). The limit distribution of the estimates in cointegrated regression models with multiple structural changes. Journal of Econometrics, 146, 59–73.
   Web of Science ®Google Scholar
• Kejriwal, M., & Perron, P. (2010). Testing for multiple structural changes in cointegrated regression models. Journal of Business and Economic Statistics, 28, 503–522.
   Web of Science ®Google Scholar
• Kristoufek, L., & Vosvrda, M. (2014). Commodity futures and market efficiency. Energy Economics, 42, 50–57.
   Web of Science ®Google Scholar
• Kwiatkowski, D., Phillips, P. C., Schmidt, P., & Shin, Y. (1992). Testing the null hypothesis of stationarity against the alternative of a unit root. Journal of Econometrics, 54, 159–178.
   Web of Science ®Google Scholar
• Larson, D., Varangis, P., & Yakubi, N. (1998). Commodity risk management and development. World Bank Policy Research Paper., 1963.
   Google Scholar
• Mananyi, A., & Struthers, J. (1997). Cocoa market efficiency: A cointegration approach. Journal of Economics Studies, 24(3), 141–151.
   Google Scholar
• McKenzie, A. M., & Holt, M. T. (2002). Market efficiency in agricultural futures markets. Applied Econometrics, 34, 1519–1532.
   Google Scholar
• Morgan, C. W. (2001). Commodity futures markets in LDCs: A review and prospects. Progress in Development Studies, 1(2), 139–150.
   Google Scholar
• Nardella, N. (2007,). Price efficiency and speculative trading in cocoa futures markets. Paper presented at the AES Annual Conference, April 2–3. University of Reading, UK.
   Google Scholar
• Sabuhoro, J. B., & Larue, B. (1997). The market efficiency hypothesis: The case of coffee and cocoa futures. Agricultural Economics, 16, 171–184.
   Web of Science ®Google Scholar
• Samuelson, P. A. (1965). Proof that properly anticipated prices fluctuate randomly. Industrial Management Review, 6, 41–49.
   Web of Science ®Google Scholar
• Wang, D., & Tomek, W. (2004,). Commodity prices and unit root tests. Paper presented at the NCR–134 conference on Applied Commodity Price Analysis, Forecasting, and Market Risk Management. St Louis, Missouri, USA.
   Google Scholar
• Wilcox, M. D., Jr., & Abbot, P. C. (2004, August 1–4). Market power and structural adjustment. The case of West African cocoa market liberalization. Paper presented at the American Agricultural Economics Association Annual Meeting. April 28, Denver, CO, USA.
   Google Scholar
• Zivot, E., & Andrews, W. K. (1992). Further evidence on the Great Crash, the oil-price shock, and the unit-root hypothesis. Journal of Business and Statistics, 10, 251–270.
   Web of Science ®Google Scholar