Before retooling their business models, executives can successfully analyze their models by conducting market research and analysis. This involves gathering information about the market, its trends, and its customers. This can be done through various methods such as surveys, interviews, focus groups, and market analysis.

Surveys can be used to gather information about customer preferences, needs, and behaviors. Interviews and focus groups can be used to gather information about customer attitudes and opinions. Market analysis can be used to gather information about the market size, growth rate, and competitive landscape.

SWOT Analysis: Executives can use a SWOT $($Strengths$,$ Weaknesses, Opportunities, and Threats$)$ analysis to assess their business model. This involves identifying the strengths and weaknesses of their current business model, as well as the opportunities and threats that it faces. This can help executives identify areas where they need to make changes to their business model.

Competitor Analysis: Executives can use a competitor analysis to assess their business model. This involves identifying their competitors, their strengths and weaknesses, and their market position. This can help executives identify areas where they need to make changes to their business model to stay competitive.

Customer Analysis: Executives can use a customer analysis to assess their business model. This involves identifying their customers, their needs and preferences, and their behavior. This can help executives identify areas where they need to make changes to their business model to better meet customer needs and preferences.

Benchmarking: Executives can use benchmarking to assess their business model. This involves comparing their business model to that of their competitors and identifying areas where they need to make changes to stay competitive.

Final answer: Overall, executives can successfully analyze their models before retooling them by conducting market research and analysis, using a SWOT analysis, competitor analysis, customer analysis, and benchmarking. This will help them identify areas where they need to make changes to their business model to capture the opportunities offered by growth in emerging markets.