When we define “the economy” as “life,” what follows? Dollar bills are cells? No, they are not cells. They power the economy only through human recognition, not on their own physical contribution.
Researcher’s view: “it’s more than likely that the chemistry that led to the existing biology on Earth is no longer evident in the biochemistry we see. This means it may be impossible to reverse engineer what prebiotic chemistry on early Earth—or another planet—might have looked like solely from the life that’s present today. “