There's a monopoly to a first-order approximation. Apparently TurboTax has ~70% market share for tax preparation software, and TurboTax + H&R Block have ~95% m

There's a monopoly to a first-order approximation. Apparently TurboTax has ~70% market share for tax preparation software, and TurboTax + H&R Block have ~95% market share. [0] But even that's still a heck of a lot more competitive and responsive than if the IRS shipped the only tax prep solution. [0] https://secondmeasure.com/datapoints/tax-prep-2021-turbotax-hrblock-blucora/ https://secondmeasure.com/datapoints/tax-prep-2021-turbotax-...