
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
Number of purchased bonds = 980,000 / 980 = 1,000 bonds

Total income from holding 1,000 bonds for 2 years = 1,000 bonds * (990 - 980 + 1,000 * 0.07 * 2) = 150,000

Yield from holding the bonds for 2 years = 150,000 / 980,000 * 100% = 15.31%

Average annual yield = 15.31 / 2 = 7.65%

Since Marina closed her IIS before the end of the three-year period, she loses the right to receive the investment tax deduction.

Present the answer in LaTex format: \boxed{Your answer}
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