The company is in the red. What's the meaning of in the blac

The company is in the red. What's the meaning of in the blac What's the meaning of "NL" in the company name "Victoria Pet The boy is in the green.What's the meaning of in the green? what is the meaning of "company downsizing"? what's the meaning of red tape what's the meaning of "the proof is in the pudding" What is the meaning of love in the end ? What is the meaning of 'R' in the car what is the meaning of the team" Gothic" in art what is the meaning of “the rennaissance in English” what's the meaning of "in tens of dollars" who know what's the meaning of energy is transferred in the