 What happens to drafted workers?
What's more important—Man's conquest of space, or one spaceman's life? It was better to retire on a limited crediting, on a confoundedly limited crediting, than to take the two or three more trips in hopes of attaining a higher standard. Time to decide that a one room mini-auto-apartment, complete with an autochair and built-in autobar, and with one wall a teevee screen, was all he needed to find contentment for a mighty long time. His friend said drily, "Either of us could have volunteered for pilot training forty years ago, Lofting. Percentages were against his ever being drafted into industry. Automation being what it is, only a fraction of the population is ever called up. His industrial aptitude dossier revealed him a possible candidate for space pilot, and it was you yourself who talked him into taking the training ... pointing out the more pragmatic advantages such as complete retirement after but six trips, added shares of Basic so that he could enjoy a more comfortable life than most and the fame that would accrue to him as one of the very few who still participate in travel to the planets. He is now legally eligible for retirement. He was drafted into the working force reserves, served his time, and is now free from toil for the balance of his life. The man is the only trained space pilot in the world.
 They train and work for a time, then retire with extra funds.
 They train and work for a time, then retire with extra funds.  They receive no pay, and have to undergo training and work for some time  They are called upon throughout their life for periods of work.  They work a short period of time, then return to normal life.