Minus developments work to facilitate trade

They establish fair price vs advantageous price

What was an advantageous price is tested to see if still is advantageous

Tests are shown with excess
Aka competition (buy/sell spikes)

LT enters on overreaction of ST
#es_f $spx $spy https://t.co/AkKBjsLmrb https://t.co/NZVZsxSusU