As such, they suffered from the usual bureaucratic inefficiency and nepotism. Critics have also accused the UN of bureaucratic inefficiency, waste, and corruption. Corruption represented a source of waste and inefficiency in the government. Below the elite level, inefficiency and corruption was as widespread as ever. This process gives rise to an inherent inefficiency in subscalar CPUs. Lack of sleep, insufficient shelters and inefficiency of warning systems were causes. Scholars have often criticized medieval agriculture for its inefficiency and low productivity. This caused some inefficiency and political friction. Corporatism keeps insiders from tightly regulating the wage, which creates an inefficiency. Energy intensity is a measure of the energy inefficiency of an economy. It is also used in industrial environments where plentiful waste heat overcomes its inefficiency. All subsequent TNS computers were hampered by this instruction set inefficiency. Stopping is a considerable source of inefficiency. However, the expedition was fraught with politics, bickering, turmoil, inefficiency, and delays. Reactions ranged from anxiety, boredom, hallucinations and cognitive inefficiency.