Given topic: The negotiation involved discussions between myself and a supplier over contract terms for a large purchase of materials needed for my company's manufacturing process. The supplier was pushing for a higher price per unit, citing increased costs of raw materials, while our objective was to maintain cost efficiency without compromising on the quality of inputs. During the negotiation, I found myself inclined to agree to a higher price than initially planned, despite initially intending to firmly negotiate for a lower cost.

Please support me to analyze based on three factors laid out in "Negotiation Impasses: Types, Causes, and Resolutions" by Martin Schweinsberg, Stefan Thau, and Madan M$.$ Pillutla $(2022)$ caused me to say yes even though I wanted to say no$.$

Please analyse more about Structural factors, Interpersonal factors, and Intrapersonal factors.