The scientific study of the human-animal bond has led to irrefutable evidence regarding the emotional and psychological benefits pets provide to their owners. Dogs, in particular, are known to offer companionship, reduce stress and anxiety, and promote a more active lifestyle. However, certain logistical challenges, such as long work hours or physical incapacity, might impede one's ability to adequately provide for a dog's needs. Chief among these requirements is the necessity for regular exercise, which can be addressed through hiring professional dog walking services.

The process of selecting a competent, reliable, and empathetic dog walker can be quite intricate, requiring an understanding of both behavioral science and market economics, along with astute judgment for character assessment.

From a behavioral science perspective, dogs, much like humans, exhibit a spectrum of personalities, temperaments, and preferences. Therefore, the first set of inquiries to the potential dog walker should focus on their experience and adaptability techniques. Requesting them to explain situations where they had to handle dogs of differing temperaments, ranging from the exuberantly enthusiastic to the excessively anxious, can provide insights into their adaptability quotient. Inquiring about their knowledge on dog behavior, training, and signs of distress can also shed light on their expertise.

Moreover, statistical probability suggests that emergencies or unforeseen events may occur. Hence, an understanding of the dog walker's crisis management skills is prudent. Questions about their first-aid skills, emergency contact protocols, and preparedness to handle unexpected situations, such as dog fights or runaways, will enable you to gauge their reliability quotient.

Next, a foray into the field of market economics can aid in understanding the value proposition offered by the dog walker. Detailed discussions about their service charges, flexibility of slots, cancellation policies, and the number of dogs walked simultaneously can help in balancing the cost versus convenience equation.

Further, the legal implications of handing over your pet to another individual cannot be overlooked. It is advisable to question the potential dog walker about their insurance and bonding status, understanding the provisions and exclusions therein. A well-insured dog walker reflects a sense of professional responsibility and offers an added layer of financial protection.

Location, albeit not a complex academic subject, plays a significant role in the selection process. Understanding where the walks would take place, the routes preferred, and the duration of each walk will help assess the safety and suitability of the service for your pet. Preferences for parks over busy streets or vice versa could hinge on your dog's temperament and sociability levels.

Lastly, looking through the lens of social sciences will help evaluate the dog walker's interpersonal skills and relationship with their canine clients. Empathy, patience, and genuine love for dogs are traits that cannot be quantified, but their manifestation is crucial for the overall welfare of your pet. Asking for references and detailed accounts of their previous or current clients can provide a more holistic understanding of their compatibility with your pet.

The process of hiring a dog walker is a judicious blend of various disciplines, including behavioral science for understanding dog handling techniques, market economics for evaluating service value, law for considering legal protections, and social science for assessing interpersonal skills. This multi-disciplinary approach will ensure that your canine companion receives not just a service, but a holistic experience that caters to their physical exercise, social interaction, and emotional well-being.