The critical undertaking of selecting a suitable Heroin rehab facility for a loved one can feel like navigating through an intricate labyrinth. However, an appreciation of the complex bio-psycho-social nature of addiction combined with a critical understanding of the components of effective rehabilitation can serve as a valuable compass through the process.

Heroin addiction, like all facets of substance use disorders, is a condition that transcends the boundaries of the mere pharmacological. It is rooted as much in the individual's neurobiology as it is influenced by their psychosocial environment and personal psychology. This bio-psycho-social model of addiction proposes that it is the interaction of these three domains that gives rise to and perpetuates the addictive behavior. It is, therefore, imperative that the rehab facility selected is one that employs a comprehensive approach in its treatment design – one that simultaneously addresses the biological, psychological, and social aspects.

From an economic standpoint, addiction can be viewed as a form of market failure, characterized by externalities and information asymmetries. The affected person, entrapped in the cycle of addiction, lacks the necessary information or the capacity to internalize the long-term costs of their choices, resulting in a failure to make optimal decisions. Rehab facilities function as correction mechanisms in this market failure, supplying both the necessary information and the tools for better decision-making.

The biological component of heroin addiction addresses the physiological ramifications of chronic use, such as withdrawal symptoms and the risk of relapse due to ingrained neurobiological adaptations. As such, the potential rehab center should provide medical detoxification services under the supervision of qualified healthcare professionals. Medication-assisted treatment (MAT) programs leveraging FDA-approved drugs like Buprenorphine, Methadone, and Naltrexone have been statistically validated as effective in curbing cravings and reducing the risk of relapse.

On the psychological front, Cognitive Behavioral Therapy (CBT) and Contingency Management (CM) have shown promising results. CBT's ability to modify maladaptive thought patterns and behaviors linked to drug use, paired with CM's incentive-based strategy to reinforce drug-free behaviors, create a powerful therapeutic combination. Any prospective rehab facility should ideally offer a range of such evidence-based psychotherapies.

A crucial, yet often overlooked, factor in the effectiveness of addiction treatment is the social aspect. Social integration theory posits that the more integrated an individual is into a supportive community, the less likely they are to fall into addictive behaviors. Consequently, the right rehab center should facilitate the development of a robust support network, provide family therapy, and equip patients with the necessary social skills to reintegrate into society.

The location of the facility, oftentimes, dictates the type of social support network that might be available. Urban centers may offer diverse multicultural support groups and resources whereas rural centers may provide a serene environment more conducive to reflection and healing.

Timing assumes an integral role in the effectiveness of the rehab program, too. There is a "golden window" following the individual's decision to seek help, during which the motivation and commitment to change are at their peak. Ensuring the transition to a rehab facility within this window significantly enhances the prognosis.

The duration of the treatment is another aspect to consider. While shorter, intensive programs can induce rapid detoxification, studies suggest that longer residential stays (90 days or more) tend to have better longer-term outcomes.

Naturally, different rehab facilities come with varying costs, which can be a critical deciding factor. However, cost should ideally be weighed against the comprehensive offerings of the facility, the quality of care, and the potential long-term gain in terms of regained productivity and improved quality of life.

The narrative of choosing a heroin rehab facility is, without doubt, a tale of navigating through dynamic vectors of biology, psychology, and sociology. It demands an understanding of how these dimensions intersect in the realm of addiction and an appreciation of how rehab can correct the disequilibrium. It also requires a recognition of the potential economic value offered by successful rehabilitation, both for the individual and society at large.

In essence, the right rehab facility is not merely a destination at the end of a labyrinth. It signifies a beacon of hope, a map, and a compass combined - guiding your loved one out of the dark alleyways of addiction and towards a brighter, healthier future.