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The package\n'BayesSplineUR' computes posterior odds ratios, Bayes factors,\nand posterior probabilities for the unit root hypothesis\nagainst trend-stationary alternatives in models with linear\nspline trends or maintained polynomial trends as developed by\nChaturvedi and Kumar (2005) .\nIncludes automatic knot selection using information criteria\n(AIC/BIC) and theoretical foundations for Bayesian unit root\ntesting under structural breaks and maintained trends drawing\nfrom Schotman and van Dijk (1991)\n, Phillips and Perron (1988)\n, Ouliaris et al. 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