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Calculate the percentage change in average price based on the given investment dollar amount
Compute the percentage change in the average price resulting from selling the oldest investment
from idea to prototype
Stock brokerage services provide investors with their investment history through account statements.
However, investors who monitor their investments independently may gather personalized data over time, which can be structured into a database like this:
What if investors require not stock recommendation apps, but a calculator for managing their existing stocks? Datanota Amber is a prototype designed for this purpose.
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