The most common and most likely answer to this crossword clue is the 9 letter word ARBITRAGE
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More clues leading to the result ARBITRAGE
Buddy explains!

The straight part
We know that "Financial juggling" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case financial juggling = arbitrage.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does ARBITRAGE mean?
ARBITRAGE noun- A market activity in which a security, commodity, currency or other tradable item is bought in one market and sold simultaneously in another, in order to profit from price differences between the markets.
- Arbitration.
- To employ arbitrage
- To engage in arbitrage in, between, or among