text: One reason that the scheme initially works so well is that early investors , those who actually got paid the large returns , commonly reinvest their money in the scheme ( it does , after all , pay out much better than any alternative investment ) .
simplified: One reason that the scheme initially works so well is that early investors -- those who actually got paid the large returns -- commonly reinvest their money in the scheme ( it does , after all , pay out much better than any alternative investment ) .