Shall there be an amendment to the Colorado constitution concerning restrictions on campaign contributions, and, in connection therewith, prohibiting the holder of contracts totaling $100,000 or more, as indexed for inflation, awarded by state or local governments without competitive bidding ("sole source government contracts"), including certain collective bargaining agreements, from making a contribution for the benefit of a political party or candidate for elective office during the term of the contracts and for 2 years thereafter; disqualifying a person who makes a contribution in a ballot issue election from entering into a sole source government contract related to the ballot issue; and imposing liability and penalties on contract holders, certain of their owners, officers and directors, and government officials for violations of the amendment?