Handing more power through a constitutional change, critics argue, could require revamping and expanding Germany's existing agreements with Brussels, which would mean going through the lengthy process of securing the approval of all 27 European Union members.
Mr. Bailey said he approached Mr. Roth in the spring, after finishing his latest book, a biography of Charles Jackson, who wrote "The Lost Week-End," but had to undergo a lengthy vetting process before securing his approval.
For example, the process of securing IRB approval was not only lengthy, but there were many unknowns because no study had been conducted with this information from juvenile probation before.
PricewaterhouseCoopers recently counted 20 companies that are at some stage in the process of converting, and there has been a steady stream of suggestions for what industry might next secure I.R.S. approval.
Drug trials are designed for different reasons — some are done to secure government approval for a new drug, and some are done to compare treatments — and they have different processes for everything from selecting participants to measuring outcomes.
They worked to secure approval of the constitutional process among the Tunisian population, culminating in democratic elections following the Tunisian Revolution.
Last year, the country held democratic elections, and according to the committee: "An essential factor for the culmination of the revolution in Tunisia in peaceful, democratic elections last autumn was the effort made by the quartet to support the work of the constituent assembly and to secure approval of the constitutional process among the Tunisian population at large".
The airline also needs to secure regulatory approval.
Wayne wrote to President Lyndon B Johnson to secure government approval.
Time Warner and Comcast also need to secure Federal Communications Commission approval for their purchase.
The deal was ultimately approved in October, following what two people involved in securing the approval said had been a relatively smooth process.
