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Identifying Nonlinear Components by Random Fields in the US GNP Growth. Implications for the Shape of the Business Cycle
Dahl, Christian M., (2003)
Testing for neglected nonlinearity in regression models based on the theory of random fields
Forecasting volatility: A reality check based on option pricing, utility function, value-at-risk, and predictive likelihood
Gonzalez-Rivera, Gloria, (2004)