Re (1) See When Will AI Exceed Human Performance? Evidence from AI Experts (2016) and the 2022 updated version. These surveys don’t ask about x-risk scenarios in detail, but do ask about the overall probability of very bad outcomes and other relevant factors.
Re (1) and (3), you might be interested in various bits of research that GovAI has done on the American public and AI researchers.
You also might want to get in touch with Noemi Dreksler, who is working on surveys at GovAI.
Re (1) See When Will AI Exceed Human Performance? Evidence from AI Experts (2016) and the 2022 updated version. These surveys don’t ask about x-risk scenarios in detail, but do ask about the overall probability of very bad outcomes and other relevant factors.
Re (1) and (3), you might be interested in various bits of research that GovAI has done on the American public and AI researchers.
You also might want to get in touch with Noemi Dreksler, who is working on surveys at GovAI.