Do cay and cay^{MS} Predict Stock and Housing Returns? Evidence from a Nonparametric Causality Test
Mehmet Balcilar, Rangan Gupta , Ricardo Sousa, Mark E. Wohar
International Review Of Economics And Finance, vol. 48, 2017, p. 269-279.

Predicting Asset Returns in the BRICS: The Role of Macroeconomic and Fundamental Predictors
Ricardo Sousa, Andrew Vivian, Mark E. Wohar
International Review Of Economics And Finance, vol. 41, 2016, p. 122-143.

Consumption Growth, Preference for Smoothing, Changes in Expectations and Risk Premium
Manuel Rocha Armada, Ricardo Sousa, Mark E. Wohar
Quarterly Review Of Economics And Finance, vol. 56, 2015, p. 80-97.