abstract the current study aims to investigate the relationship between iran’s targeted subsidies plan and the stock returns of listed companies on the tehran stock exchange (tse). stock returns is obtained from the indices of three industries: pharmaceuticals, chemicals, and machinery and equipment. moreover, the present research uses gold price and dollar price as control variables. the targe...

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For regularly spaced one-dimensional data wavelet shrinkage has proven to be a compelling method for nonparametric function estimation. We argue that this is not the case for irregularly spaced data in two or higher dimensions. This article develops three methods for the multiscale analysis of irregularly spaced data based on the recently developed lifting paradigm by “lifting one coefficient a...