In the intricate world of bankruptcy law, the designation of Chapter 11 stands out as a particularly convoluted process, steeped in complex procedures, financial audits, and legal negotiations. As such, the hiring of a Chapter 11 bankruptcy lawyer becomes a crucial component of the process. However, budgeting for such an important aspect requires an in-depth understanding of multiple factors. Let us embark on an enlightening journey of constructing a budget for hiring a Chapter 11 bankruptcy lawyer with an informed, structured approach.

The first stage of this fiscal expedition is the identification of anticipated expenditures. In the context of Chapter 11 bankruptcy, these include primarily legal fees, court costs, and trustee fees. Legal fees encompass the lawyer’s charges for their services, which might include hourly rates or flat fees, depending on the complexity of the case.

Court costs are the fees required to file a bankruptcy case, and these are subject to fluctuations according to the inflation-adjusted adjustments made every three years by the Judicial Conference of the United States. Lastly, trustee fees are payments made to the court-appointed trustee overseeing the debtor’s case. They are calculated as a percentage of the amount that the debtor pays back to their creditors.

The second phase of budget planning involves the evaluation of prospective resources. This could include existing savings, liquidation of non-exempt assets, and contributions from relatives, friends, or other benefactors. These resources should be weighed against the aforementioned expenses. Remember Gresham's law from economics - bad money drives out good. This means when considering your resources, prioritize using those that have less subjective value - like selling assets you don't need - rather than depleting crucial reserves.

The third step is the construction of a potential budget, using the principles of statistical regression. Statistically, the more variables you consider in planning, the more reliable the budget becomes. Hence, account for variances like the potential rise in court costs and additional legal expenses in case of complications in the bankruptcy process. A budget created this way is a bit like Schrodinger's cat - until the case is closed, the final cost is both above and below the budgeted amount.

The fourth stage is the implementation of this budget. During this phase, a decisive vigilance is required to ensure adherence to the planned budget. The practice of zero-based budgeting can be beneficial here. This technique, popularized in the late 20th century, involves justifying every expense and can help avoid unnecessary expenditures.

The final stage, often overlooked, is the post-completion review. Once the bankruptcy process is concluded, analyze the budget performance. Did the actual expenses align with the planned budget? If not, what were the reasons? The answers to these questions can provide valuable insights for future budget planning.

The role of a Chapter 11 bankruptcy lawyer is pivotal in the complex process of debt reorganization and asset management. However, the hiring of such legal expertise should not thrust the debtor further into financial distress. Thus, a carefully constructed budget, taking into account the advanced ideas and theories from related fields like law, economics, and statistics, can act as a financial compass, guiding the debtor smoothly through the tumultuous sea of bankruptcy.

In this fiscal journey we've embarked on together, the budget serves as an enlightened guiding force, a beacon of rationality, and judicious financial planning. Can a ship sail without a compass? Certainly. But a mindful navigator would never dare to confront the unknown without one. Similarly, in the complex labyrinth of Chapter 11 bankruptcy, an informed, structured budget is not just an option, but an essential tool for success.