Okay, let’s calculate Joe’s rate. He has a CPA and MST, which are both professional certifications in the US. These certifications typically require a bachelor’s degree and demonstrate expertise in accounting and taxation. Considering his location in Woburn, Massachusetts, and his skills, I’m estimating his hourly rate to be around $125. This is lower than what a senior tax consultant with similar experience might charge, but higher than what an entry-level accountant might charge. According to the Bureau of Labor Statistics, the median annual salary for accountants and auditors in the US is around $74,000, which translates to around $36 per hour. However, experienced professionals like Joe can charge higher rates due to their expertise and certifications. Some senior tax consultants might charge $150-$200 per hour, but this is not typical for a CPA with an MST. Therefore, I’m estimating Joe’s rate to be around $125 per hour.