Yep, they all go together and all rapidly escalate and compound upon each other.
No you cannot predict /exactly/ what will happen.
But you can look at any analogous situation of a civilization collapse historically and combine that with a basic knowledge of modern political science and economics and a bit of psychology to understand that shit will get so bad that no government, corporation, ngo, your favorite trillionaire or political ideology will be able to stop the downward spiral.