<human>:  What type of tax-deductible retirement plan should I invest in?
<bot>: The type of tax-deductible retirement plan that would be best for you depends on your personal financial goals and objectives. Some popular tax-deductible retirement plans include traditional Individual Retirement Accounts (IRAs), Roth IRAs, and employer-sponsored 401(K)s. It is also important to consider potential fees and any potential losses associated with each retirement plan before investing.