Hmm, I see. Oddly enough my research world was actually generating more trade than consuming, but then again, I didn't build Nanite Research Facility in every single building slot.
District 1: Fundamental Research Nexus, Life Systems Complex, Advanced Engineering Complex
District 2: Network Junction, System Conflux, Alpha Hub
District 3: Research Supply Depot, Data-Driven Theorem Facility, Planetary Supercomputer
District 4: Astral Nexus, Advanced Storm Repulsion Center, Nanite Research Complex