The UBS Libor settlements are really a garden of infinite delights; there are many semi-literate, fully criminal emails and IMs and you can read them here or here or here or here or in the FSA Final Notice. It is hard to pick a favorite thing but here’s a quirky one from the FSA:
58. Certain [interdealer] Brokers also routinely disseminated their views about where LIBOR would set based on their market knowledge, including information about transactions in the relevant cash markets. These market views, commonly referred to as “run throughs”, were of assistance to market participants, including Panel Banks when determining their JPY LIBOR submissions. A number of Panel Banks relied on run throughs and on occasions some of them simply adopted them when making their submissions.
59. In addition to asking Brokers to make specific requests of Panel Banks for specific submissions, Trader A also asked Brokers to tailor their run throughs to benefit UBS’s JPY positions.
So: Trader A, the yen swaps trader who seems to have been the worst1 Libor manipulator at UBS, sometimes asked his brokers to lie when they wrote down their guesses of the rate that other people would guess those other people could borrow at. UBS in general, and Trader A in particular, seem to have been all-around horrible, granted, but it’s worth taking a step back to notice the oddity of the system they lived in: