Opal deducted $2,400 of state income taxes on her tax return last year. This year she received a state income tax refund of $170. What amount of the refund, if any, should Opal include in her gross income if last year her total itemized deductions exceeded the standard deduction by $350?

Digitalhealth electronics inc. is a company that builds diagnostic devices. it was the first company to develop a compact mri scanner by reconfiguring the components of the mri technology. this smaller and user-friendly version of the huge mri scanner created demand from small hospitals, nursing homes, and private practice doctors who were earlier dependent on the scanning machines in large hospitals. which of the following types of innovations does this scenario best illustrate? a. disruptive innovation b. incremental innovation c. radical innovation d. architectural innovation