We investigate the fluctuation ofpriceprocess in a stockmarket with Isingmodel and the mean field theory, and construct the corresponding random logarithmic price returnsprocess.
Though the expectation of free return shipping can pose a challenge for small business owners who cannot manage returns as efficiently on their own, this should not discourage them from refining the returns handling process.
But now that IRS is able to processreturns, the even greater and growing challenge of confronting refund-related identity theft fraud takes center stage.