The top 10% of Americans by combined household income is any household (not income, household) earning ~170k or above. [0]
Layoffs at this point have mostly been within the tech industry only, hence why rates continue to be hiked. Who cares about techies who most live and vote in already dark blue districts. To win elections you gotta decrease inflation in purple districts and red districts with much more diverse economies. (Big reason Big tech started nearshoring in Atlanta, Austin, Nashville, Columbus, and RTP btw - to get some political capital from legislators in Red states)
This is why you see Dems who get most of their support from white collar professionals like Warren and Ro Khanna slamming rate hikes as they negatively affect their core constituents. [1][2]
This is a white collar recession [3] and most Americans aren't white collar. Hence why you are seeing strong job growth in blue collar jobs still [4] leading to even higher rate hikes, because they clearly aren't negatively impacting most Americans
[0] - https://finance.yahoo.com/news/much-money-top-1-5-100000529....
[1] - https://www.politico.com/news/2022/08/28/warren-elizabeth-re...
[2] - https://www.politico.com/news/2022/10/11/jerome-powell-riski...
[3] - https://www.bloomberg.com/news/articles/2022-09-13/tech-layo...
[4] - https://www.politico.com/news/2023/02/03/employment-report-b...