For instance, half a year of student teaching strikes me as a huge and unnecessary barrier to entryinto the teaching profession for many people who work in other fields already.
He said that free current accounts provided a barrier to entryinto the UK retail banking sector because this core product "is usually given away for free", prompting banks to try to make profits by pushing other products.
And the unification of consumer lenders' jealously guarded proprietorial credit databases into a national whole would remove an important barrier to entry.