María Rostworowski's seminal work, " Historia del Tahuantinsuyo

(dependent servants) were not "slaves" in the European sense but part of a complex system of asymmetrical dependency Significant Contributions to Historiography

Furthermore, the Spanish manipulated the concept of reciprocity. They presented themselves as "gods" or new leaders who would offer gifts. When they demanded gold, the Incas viewed it as a transaction to be reciprocated with safe departure or alliance, not realizing the Spanish intention was permanent occupation and extraction.

Google Books / Amazon Kindle
Search for “Historia del Tahuantinsuyo – María Rostworowski.” The Kindle edition is often available with text-to-speech and adjustable formatting.