Many USA players are rumored to stay the whole season in Anaheim with Kiraly, preparing for the OGs.
KYK and Larson are rumored to go to China. Zhu is rumored to stay in China.
Sloetjes can keep her salary intact only going to China, but she could easily skip the season as well.
Top brazilians will stay in Brazil.
Facts are UYBA, AGIL and Savino del Bene parted ways with all the players with big contracts. Savino del Bene saves about 200.000 euro just giving up on Lonneke and signing Drewniok for example. We don't talk about middle or low level teams, but clubs qualified for the european cups with a bigger budjet than half of the rest of the league. And for the smaller clubs is even worse. San Casciano gave up on its best (and more expensive) players: Dijkema told openly she was forced to go to Russia in order to have another good contract, even though she wanted to stay in Italy.
Many players may retire or take a year break for maternity, expecially those that won't be in Tokyo.