Asimov’s first law states: A robot may not injure a human being or, through inaction, allow a human being to come to harm. The increasing capabilities or AR now allow changing reality insofar that the reality may be perceived differently. Situations can be hidden or changed in appearance. This raises the question whether computer systems and AR may have the right to alter the reality and – if s...

This paper revisits manipulation via capacities in centralized two-sided matching markets. Sönmez (1997) showed that no stable mechanism is nonmanipulable via capacities. We show that non-manipulability via capacities can be equivalently described by two types of non-manipulation via capacities: non-Type-I-manipulability meaning that no college with vacant positions can manipulate by dropping s...