This paper assesses the effectiveness of a social public procurement policy in Switzerland that gives firms that train apprentices' a preferential treatment. We estimate the effectiveness of this social procurement policy on a firm's training participation, training intensity, and training...

Tradable black (CO2) and green (renewables) quotas gain in popularity and stringency within climate policies of many OECD countries. The overlapping regulation through both instruments, however, may have important adverse economic implications. Based on stylized theoretical analysis and...