Gov. Arnold Schwarzenegger vetoed a bill by Assemblyman Joe Nation yesterday that would have required people who are paid for gathering initiative signatures to wear a badge. "I am dismayed the governor decided to veto a voter-oriented, good government piece of legislation," said Nation, D-San Rafael. "However, I understand this bill would have adversely affected his govern-by-initiative approach by forcing paid signature gatherers to reveal their true identity to voters." Schwarzenegger has called for a special election in November and is backing three initiatives that will be on the ballot. Proposition 74 would increase the time required before a teacher...