importFrom("stats", "acf", "as.ts", "decompose", "end", "frequency", "is.ts", "lm", "median", "start", "time", "ts","lsfit", "optim", "quantile", "rnorm", "sd", "shapiro.test")

importFrom("graphics", "legend", "plot", "points", "polygon")

importFrom("parallel","mclapply")

importFrom("forecast","snaive")

importFrom("tseries","terasvirta.test")

export(dotm, dstm, otm, stm, expSmoot, otm.arxiv, stheta, plot.thetaModel, groe, fixOrig, rolOrig,  errorMetric)

S3method(plot, thetaModel)
S3method(print, thetaModel)
S3method(summary, thetaModel)
S3method(print, summ)
