Tiny business gross sales in Massachusetts, in the wide greater part of circumstances, would not cause the so-called Fair Share Amendment or millionaires tax, should the contentious ballot query do well at the polls next month, a new report produced Monday finds. Opponents of Ballot Concern 1, which would impose a 4{8ba6a1175a1c659bbdaa9a04b06717769bcea92c0fdf198d429188ebbca09471} surtax on incomes exceeding $1 million, alert that one-time earnings — such as from the sale of firms — could disproportionately harm little enterprise entrepreneurs and their nest eggs as they wrestle with the impact of the referendum. Funding from the tax is supposed to augment transportation and education and learning paying. But only 123 tiny firms offered…